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1 <?php |
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2 /** |
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3 * WordPress Post Template Functions. |
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4 * |
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5 * Gets content for the current post in the loop. |
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6 * |
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7 * @package WordPress |
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8 * @subpackage Template |
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9 */ |
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10 |
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11 /** |
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12 * Display the ID of the current item in the WordPress Loop. |
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13 * |
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14 * @since 0.71 |
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15 * @uses $id |
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16 */ |
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17 function the_ID() { |
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18 global $id; |
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19 echo $id; |
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20 } |
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21 |
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22 /** |
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23 * Retrieve the ID of the current item in the WordPress Loop. |
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24 * |
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25 * @since 2.1.0 |
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26 * @uses $id |
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27 * |
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28 * @return unknown |
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29 */ |
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30 function get_the_ID() { |
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31 global $id; |
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32 return $id; |
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33 } |
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34 |
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35 /** |
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36 * Display or retrieve the current post title with optional content. |
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37 * |
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38 * @since 0.71 |
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39 * |
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40 * @param string $before Optional. Content to prepend to the title. |
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41 * @param string $after Optional. Content to append to the title. |
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42 * @param bool $echo Optional, default to true.Whether to display or return. |
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43 * @return null|string Null on no title. String if $echo parameter is false. |
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44 */ |
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45 function the_title($before = '', $after = '', $echo = true) { |
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46 $title = get_the_title(); |
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47 |
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48 if ( strlen($title) == 0 ) |
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49 return; |
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50 |
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51 $title = $before . $title . $after; |
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52 |
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53 if ( $echo ) |
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54 echo $title; |
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55 else |
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56 return $title; |
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57 } |
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58 |
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59 /** |
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60 * Sanitize the current title when retrieving or displaying. |
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61 * |
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62 * Works like {@link the_title()}, except the parameters can be in a string or |
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63 * an array. See the function for what can be override in the $args parameter. |
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64 * |
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65 * The title before it is displayed will have the tags stripped and {@link |
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66 * esc_attr()} before it is passed to the user or displayed. The default |
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67 * as with {@link the_title()}, is to display the title. |
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68 * |
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69 * @since 2.3.0 |
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70 * |
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71 * @param string|array $args Optional. Override the defaults. |
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72 * @return string|null Null on failure or display. String when echo is false. |
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73 */ |
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74 function the_title_attribute( $args = '' ) { |
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75 $title = get_the_title(); |
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76 |
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77 if ( strlen($title) == 0 ) |
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78 return; |
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79 |
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80 $defaults = array('before' => '', 'after' => '', 'echo' => true); |
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81 $r = wp_parse_args($args, $defaults); |
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82 extract( $r, EXTR_SKIP ); |
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83 |
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84 |
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85 $title = $before . $title . $after; |
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86 $title = esc_attr(strip_tags($title)); |
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87 |
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88 if ( $echo ) |
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89 echo $title; |
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90 else |
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91 return $title; |
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92 } |
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93 |
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94 /** |
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95 * Retrieve post title. |
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96 * |
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97 * If the post is protected and the visitor is not an admin, then "Protected" |
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98 * will be displayed before the post title. If the post is private, then |
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99 * "Private" will be located before the post title. |
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100 * |
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101 * @since 0.71 |
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102 * |
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103 * @param int $id Optional. Post ID. |
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104 * @return string |
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105 */ |
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106 function get_the_title( $id = 0 ) { |
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107 $post = &get_post($id); |
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108 |
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109 $title = $post->post_title; |
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110 |
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111 if ( !is_admin() ) { |
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112 if ( !empty($post->post_password) ) { |
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113 $protected_title_format = apply_filters('protected_title_format', __('Protected: %s')); |
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114 $title = sprintf($protected_title_format, $title); |
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115 } else if ( isset($post->post_status) && 'private' == $post->post_status ) { |
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116 $private_title_format = apply_filters('private_title_format', __('Private: %s')); |
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117 $title = sprintf($private_title_format, $title); |
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118 } |
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119 } |
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120 return apply_filters( 'the_title', $title, $post->ID ); |
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121 } |
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122 |
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123 /** |
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124 * Display the Post Global Unique Identifier (guid). |
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125 * |
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126 * The guid will appear to be a link, but should not be used as an link to the |
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127 * post. The reason you should not use it as a link, is because of moving the |
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128 * blog across domains. |
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129 * |
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130 * @since 1.5.0 |
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131 * |
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132 * @param int $id Optional. Post ID. |
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133 */ |
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134 function the_guid( $id = 0 ) { |
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135 echo get_the_guid($id); |
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136 } |
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137 |
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138 /** |
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139 * Retrieve the Post Global Unique Identifier (guid). |
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140 * |
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141 * The guid will appear to be a link, but should not be used as an link to the |
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142 * post. The reason you should not use it as a link, is because of moving the |
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143 * blog across domains. |
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144 * |
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145 * @since 1.5.0 |
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146 * |
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147 * @param int $id Optional. Post ID. |
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148 * @return string |
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149 */ |
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150 function get_the_guid( $id = 0 ) { |
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151 $post = &get_post($id); |
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152 |
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153 return apply_filters('get_the_guid', $post->guid); |
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154 } |
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155 |
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156 /** |
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157 * Display the post content. |
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158 * |
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159 * @since 0.71 |
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160 * |
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161 * @param string $more_link_text Optional. Content for when there is more text. |
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162 * @param string $stripteaser Optional. Teaser content before the more text. |
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163 * @param string $more_file Optional. Not used. |
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164 */ |
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165 function the_content($more_link_text = null, $stripteaser = 0, $more_file = '') { |
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166 $content = get_the_content($more_link_text, $stripteaser, $more_file); |
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167 $content = apply_filters('the_content', $content); |
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168 $content = str_replace(']]>', ']]>', $content); |
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169 echo $content; |
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170 } |
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171 |
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172 /** |
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173 * Retrieve the post content. |
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174 * |
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175 * @since 0.71 |
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176 * |
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177 * @param string $more_link_text Optional. Content for when there is more text. |
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178 * @param string $stripteaser Optional. Teaser content before the more text. |
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179 * @param string $more_file Optional. Not used. |
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180 * @return string |
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181 */ |
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182 function get_the_content($more_link_text = null, $stripteaser = 0, $more_file = '') { |
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183 global $id, $post, $more, $page, $pages, $multipage, $preview, $pagenow; |
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184 |
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185 if ( null === $more_link_text ) |
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186 $more_link_text = __( '(more...)' ); |
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187 |
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188 $output = ''; |
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189 $hasTeaser = false; |
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190 |
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191 // If post password required and it doesn't match the cookie. |
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192 if ( post_password_required($post) ) { |
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193 $output = get_the_password_form(); |
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194 return $output; |
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195 } |
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196 |
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197 if ( $more_file != '' ) |
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198 $file = $more_file; |
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199 else |
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200 $file = $pagenow; //$_SERVER['PHP_SELF']; |
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201 |
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202 if ( $page > count($pages) ) // if the requested page doesn't exist |
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203 $page = count($pages); // give them the highest numbered page that DOES exist |
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204 |
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205 $content = $pages[$page-1]; |
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206 if ( preg_match('/<!--more(.*?)?-->/', $content, $matches) ) { |
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207 $content = explode($matches[0], $content, 2); |
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208 if ( !empty($matches[1]) && !empty($more_link_text) ) |
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209 $more_link_text = strip_tags(wp_kses_no_null(trim($matches[1]))); |
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210 |
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211 $hasTeaser = true; |
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212 } else { |
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213 $content = array($content); |
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214 } |
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215 if ( (false !== strpos($post->post_content, '<!--noteaser-->') && ((!$multipage) || ($page==1))) ) |
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216 $stripteaser = 1; |
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217 $teaser = $content[0]; |
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218 if ( ($more) && ($stripteaser) && ($hasTeaser) ) |
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219 $teaser = ''; |
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220 $output .= $teaser; |
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221 if ( count($content) > 1 ) { |
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222 if ( $more ) { |
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223 $output .= '<span id="more-' . $id . '"></span>' . $content[1]; |
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224 } else { |
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225 if ( ! empty($more_link_text) ) |
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226 $output .= apply_filters( 'the_content_more_link', ' <a href="' . get_permalink() . "#more-$id\" class=\"more-link\">$more_link_text</a>", $more_link_text ); |
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227 $output = force_balance_tags($output); |
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228 } |
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229 |
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230 } |
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231 if ( $preview ) // preview fix for javascript bug with foreign languages |
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232 $output = preg_replace_callback('/\%u([0-9A-F]{4})/', create_function('$match', 'return "&#" . base_convert($match[1], 16, 10) . ";";'), $output); |
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233 |
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234 return $output; |
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235 } |
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236 |
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237 /** |
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238 * Display the post excerpt. |
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239 * |
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240 * @since 0.71 |
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241 * @uses apply_filters() Calls 'the_excerpt' hook on post excerpt. |
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242 */ |
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243 function the_excerpt() { |
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244 echo apply_filters('the_excerpt', get_the_excerpt()); |
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245 } |
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246 |
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247 /** |
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248 * Retrieve the post excerpt. |
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249 * |
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250 * @since 0.71 |
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251 * |
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252 * @param mixed $deprecated Not used. |
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253 * @return string |
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254 */ |
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255 function get_the_excerpt($deprecated = '') { |
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256 global $post; |
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257 $output = ''; |
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258 $output = $post->post_excerpt; |
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259 if ( post_password_required($post) ) { |
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260 $output = __('There is no excerpt because this is a protected post.'); |
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261 return $output; |
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262 } |
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263 |
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264 return apply_filters('get_the_excerpt', $output); |
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265 } |
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266 |
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267 /** |
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268 * Whether post has excerpt. |
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269 * |
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270 * @since 2.3.0 |
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271 * |
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272 * @param int $id Optional. Post ID. |
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273 * @return bool |
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274 */ |
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275 function has_excerpt( $id = 0 ) { |
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276 $post = &get_post( $id ); |
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277 return ( !empty( $post->post_excerpt ) ); |
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278 } |
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279 |
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280 /** |
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281 * Display the classes for the post div. |
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282 * |
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283 * @since 2.7.0 |
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284 * |
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285 * @param string|array $class One or more classes to add to the class list. |
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286 * @param int $post_id An optional post ID. |
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287 */ |
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288 function post_class( $class = '', $post_id = null ) { |
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289 // Separates classes with a single space, collates classes for post DIV |
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290 echo 'class="' . join( ' ', get_post_class( $class, $post_id ) ) . '"'; |
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291 } |
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292 |
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293 /** |
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294 * Retrieve the classes for the post div as an array. |
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295 * |
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296 * The class names are add are many. If the post is a sticky, then the 'sticky' |
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297 * class name. The class 'hentry' is always added to each post. For each |
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298 * category, the class will be added with 'category-' with category slug is |
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299 * added. The tags are the same way as the categories with 'tag-' before the tag |
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300 * slug. All classes are passed through the filter, 'post_class' with the list |
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301 * of classes, followed by $class parameter value, with the post ID as the last |
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302 * parameter. |
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303 * |
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304 * @since 2.7.0 |
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305 * |
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306 * @param string|array $class One or more classes to add to the class list. |
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307 * @param int $post_id An optional post ID. |
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308 * @return array Array of classes. |
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309 */ |
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310 function get_post_class( $class = '', $post_id = null ) { |
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311 $post = get_post($post_id); |
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312 |
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313 $classes = array(); |
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314 |
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315 $classes[] = 'post-' . $post->ID; |
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316 $classes[] = $post->post_type; |
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317 |
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318 // sticky for Sticky Posts |
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319 if ( is_sticky($post->ID) && is_home()) |
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320 $classes[] = 'sticky'; |
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321 |
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322 // hentry for hAtom compliace |
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323 $classes[] = 'hentry'; |
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324 |
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325 // Categories |
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326 foreach ( (array) get_the_category($post->ID) as $cat ) { |
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327 if ( empty($cat->slug ) ) |
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328 continue; |
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329 $classes[] = 'category-' . sanitize_html_class($cat->slug, $cat->cat_ID); |
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330 } |
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331 |
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332 // Tags |
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333 foreach ( (array) get_the_tags($post->ID) as $tag ) { |
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334 if ( empty($tag->slug ) ) |
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335 continue; |
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336 $classes[] = 'tag-' . sanitize_html_class($tag->slug, $tag->term_id); |
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337 } |
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338 |
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339 if ( !empty($class) ) { |
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340 if ( !is_array( $class ) ) |
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341 $class = preg_split('#\s+#', $class); |
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342 $classes = array_merge($classes, $class); |
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343 } |
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344 |
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345 $classes = array_map('esc_attr', $classes); |
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346 |
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347 return apply_filters('post_class', $classes, $class, $post_id); |
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348 } |
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349 |
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350 /** |
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351 * Display the classes for the body element. |
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352 * |
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353 * @since 2.8.0 |
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354 * |
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355 * @param string|array $class One or more classes to add to the class list. |
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356 */ |
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357 function body_class( $class = '' ) { |
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358 // Separates classes with a single space, collates classes for body element |
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359 echo 'class="' . join( ' ', get_body_class( $class ) ) . '"'; |
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360 } |
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361 |
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362 /** |
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363 * Retrieve the classes for the body element as an array. |
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364 * |
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365 * @since 2.8.0 |
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366 * |
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367 * @param string|array $class One or more classes to add to the class list. |
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368 * @return array Array of classes. |
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369 */ |
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370 function get_body_class( $class = '' ) { |
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371 global $wp_query, $wpdb, $current_user; |
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372 |
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373 $classes = array(); |
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374 |
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375 if ( 'rtl' == get_bloginfo('text_direction') ) |
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376 $classes[] = 'rtl'; |
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377 |
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378 if ( is_front_page() ) |
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379 $classes[] = 'home'; |
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380 if ( is_home() ) |
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381 $classes[] = 'blog'; |
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382 if ( is_archive() ) |
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383 $classes[] = 'archive'; |
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384 if ( is_date() ) |
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385 $classes[] = 'date'; |
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386 if ( is_search() ) |
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387 $classes[] = 'search'; |
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388 if ( is_paged() ) |
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389 $classes[] = 'paged'; |
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390 if ( is_attachment() ) |
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391 $classes[] = 'attachment'; |
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392 if ( is_404() ) |
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393 $classes[] = 'error404'; |
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394 |
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395 if ( is_single() ) { |
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396 $wp_query->post = $wp_query->posts[0]; |
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397 setup_postdata($wp_query->post); |
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398 |
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399 $postID = $wp_query->post->ID; |
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400 $classes[] = 'single postid-' . $postID; |
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401 |
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402 if ( is_attachment() ) { |
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403 $mime_type = get_post_mime_type(); |
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404 $mime_prefix = array( 'application/', 'image/', 'text/', 'audio/', 'video/', 'music/' ); |
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405 $classes[] = 'attachmentid-' . $postID; |
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406 $classes[] = 'attachment-' . str_replace($mime_prefix, '', $mime_type); |
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407 } |
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408 } elseif ( is_archive() ) { |
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409 if ( is_author() ) { |
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410 $author = $wp_query->get_queried_object(); |
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411 $classes[] = 'author'; |
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412 $classes[] = 'author-' . sanitize_html_class($author->user_nicename , $author->user_id); |
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413 } elseif ( is_category() ) { |
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414 $cat = $wp_query->get_queried_object(); |
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415 $classes[] = 'category'; |
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416 $classes[] = 'category-' . sanitize_html_class($cat->slug, $cat->cat_ID); |
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417 } elseif ( is_tag() ) { |
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418 $tags = $wp_query->get_queried_object(); |
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419 $classes[] = 'tag'; |
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420 $classes[] = 'tag-' . sanitize_html_class($tags->slug, $tags->term_id); |
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421 } |
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422 } elseif ( is_page() ) { |
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423 $classes[] = 'page'; |
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424 |
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425 $wp_query->post = $wp_query->posts[0]; |
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426 setup_postdata($wp_query->post); |
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427 |
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428 $pageID = $wp_query->post->ID; |
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429 |
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430 $classes[] = 'page-id-' . $pageID; |
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431 |
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432 if ( $wpdb->get_var( $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_parent = %d AND post_type = 'page' LIMIT 1", $pageID) ) ) |
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433 $classes[] = 'page-parent'; |
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434 |
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435 if ( $wp_query->post->post_parent ) { |
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436 $classes[] = 'page-child'; |
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437 $classes[] = 'parent-pageid-' . $wp_query->post->post_parent; |
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438 } |
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439 if ( is_page_template() ) { |
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440 $classes[] = 'page-template'; |
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441 $classes[] = 'page-template-' . str_replace( '.php', '-php', get_post_meta( $pageID, '_wp_page_template', true ) ); |
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442 } |
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443 } elseif ( is_search() ) { |
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444 if ( !empty($wp_query->posts) ) |
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445 $classes[] = 'search-results'; |
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446 else |
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447 $classes[] = 'search-no-results'; |
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448 } |
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449 |
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450 if ( is_user_logged_in() ) |
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451 $classes[] = 'logged-in'; |
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452 |
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453 $page = $wp_query->get('page'); |
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454 |
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455 if ( !$page || $page < 2) |
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456 $page = $wp_query->get('paged'); |
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457 |
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458 if ( $page && $page > 1 ) { |
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459 $classes[] = 'paged-' . $page; |
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460 |
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461 if ( is_single() ) |
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462 $classes[] = 'single-paged-' . $page; |
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463 elseif ( is_page() ) |
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464 $classes[] = 'page-paged-' . $page; |
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465 elseif ( is_category() ) |
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466 $classes[] = 'category-paged-' . $page; |
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467 elseif ( is_tag() ) |
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468 $classes[] = 'tag-paged-' . $page; |
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469 elseif ( is_date() ) |
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470 $classes[] = 'date-paged-' . $page; |
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471 elseif ( is_author() ) |
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472 $classes[] = 'author-paged-' . $page; |
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473 elseif ( is_search() ) |
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474 $classes[] = 'search-paged-' . $page; |
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475 } |
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476 |
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477 if ( !empty($class) ) { |
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478 if ( !is_array( $class ) ) |
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479 $class = preg_split('#\s+#', $class); |
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480 $classes = array_merge($classes, $class); |
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481 } |
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482 |
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483 $classes = array_map('esc_attr', $classes); |
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484 |
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485 return apply_filters('body_class', $classes, $class); |
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486 } |
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487 |
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488 /** |
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489 * Whether post requires password and correct password has been provided. |
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490 * |
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491 * @since 2.7.0 |
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492 * |
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493 * @param int|object $post An optional post. Global $post used if not provided. |
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494 * @return bool false if a password is not required or the correct password cookie is present, true otherwise. |
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495 */ |
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496 function post_password_required( $post = null ) { |
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497 $post = get_post($post); |
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498 |
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499 if ( empty($post->post_password) ) |
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500 return false; |
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501 |
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502 if ( !isset($_COOKIE['wp-postpass_' . COOKIEHASH]) ) |
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503 return true; |
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504 |
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505 if ( $_COOKIE['wp-postpass_' . COOKIEHASH] != $post->post_password ) |
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506 return true; |
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507 |
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508 return false; |
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509 } |
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510 |
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511 /** |
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512 * Display "sticky" CSS class, if a post is sticky. |
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513 * |
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514 * @since 2.7.0 |
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515 * |
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516 * @param int $post_id An optional post ID. |
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517 */ |
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518 function sticky_class( $post_id = null ) { |
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519 if ( !is_sticky($post_id) ) |
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520 return; |
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521 |
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522 echo " sticky"; |
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523 } |
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524 |
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525 /** |
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526 * Page Template Functions for usage in Themes |
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527 * |
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528 * @package WordPress |
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529 * @subpackage Template |
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530 */ |
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531 |
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532 /** |
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533 * The formatted output of a list of pages. |
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534 * |
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535 * Displays page links for paginated posts (i.e. includes the <!--nextpage-->. |
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536 * Quicktag one or more times). This tag must be within The Loop. |
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537 * |
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538 * The defaults for overwriting are: |
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539 * 'next_or_number' - Default is 'number' (string). Indicates whether page |
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540 * numbers should be used. Valid values are number and next. |
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541 * 'nextpagelink' - Default is 'Next Page' (string). Text for link to next page. |
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542 * of the bookmark. |
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543 * 'previouspagelink' - Default is 'Previous Page' (string). Text for link to |
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544 * previous page, if available. |
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545 * 'pagelink' - Default is '%' (String).Format string for page numbers. The % in |
|
546 * the parameter string will be replaced with the page number, so Page % |
|
547 * generates "Page 1", "Page 2", etc. Defaults to %, just the page number. |
|
548 * 'before' - Default is '<p> Pages:' (string). The html or text to prepend to |
|
549 * each bookmarks. |
|
550 * 'after' - Default is '</p>' (string). The html or text to append to each |
|
551 * bookmarks. |
|
552 * 'more_file' - Default is '' (string) Page the links should point to. Defaults |
|
553 * to the current page. |
|
554 * 'link_before' - Default is '' (string). The html or text to prepend to each |
|
555 * Pages link inside the <a> tag. |
|
556 * 'link_after' - Default is '' (string). The html or text to append to each |
|
557 * Pages link inside the <a> tag. |
|
558 * |
|
559 * @since 1.2.0 |
|
560 * @access private |
|
561 * |
|
562 * @param string|array $args Optional. Overwrite the defaults. |
|
563 * @return string Formatted output in HTML. |
|
564 */ |
|
565 function wp_link_pages($args = '') { |
|
566 $defaults = array( |
|
567 'before' => '<p>' . __('Pages:'), 'after' => '</p>', |
|
568 'link_before' => '', 'link_after' => '', |
|
569 'next_or_number' => 'number', 'nextpagelink' => __('Next page'), |
|
570 'previouspagelink' => __('Previous page'), 'pagelink' => '%', |
|
571 'more_file' => '', 'echo' => 1 |
|
572 ); |
|
573 |
|
574 $r = wp_parse_args( $args, $defaults ); |
|
575 extract( $r, EXTR_SKIP ); |
|
576 |
|
577 global $post, $page, $numpages, $multipage, $more, $pagenow; |
|
578 if ( $more_file != '' ) |
|
579 $file = $more_file; |
|
580 else |
|
581 $file = $pagenow; |
|
582 |
|
583 $output = ''; |
|
584 if ( $multipage ) { |
|
585 if ( 'number' == $next_or_number ) { |
|
586 $output .= $before; |
|
587 for ( $i = 1; $i < ($numpages+1); $i = $i + 1 ) { |
|
588 $j = str_replace('%',"$i",$pagelink); |
|
589 $output .= ' '; |
|
590 if ( ($i != $page) || ((!$more) && ($page==1)) ) { |
|
591 if ( 1 == $i ) { |
|
592 $output .= '<a href="' . get_permalink() . '">'; |
|
593 } else { |
|
594 if ( '' == get_option('permalink_structure') || in_array($post->post_status, array('draft', 'pending')) ) |
|
595 $output .= '<a href="' . get_permalink() . '&page=' . $i . '">'; |
|
596 else |
|
597 $output .= '<a href="' . trailingslashit(get_permalink()) . user_trailingslashit($i, 'single_paged') . '">'; |
|
598 } |
|
599 |
|
600 } |
|
601 $output .= $link_before; |
|
602 $output .= $j; |
|
603 $output .= $link_after; |
|
604 if ( ($i != $page) || ((!$more) && ($page==1)) ) |
|
605 $output .= '</a>'; |
|
606 } |
|
607 $output .= $after; |
|
608 } else { |
|
609 if ( $more ) { |
|
610 $output .= $before; |
|
611 $i = $page - 1; |
|
612 if ( $i && $more ) { |
|
613 if ( 1 == $i ) { |
|
614 $output .= '<a href="' . get_permalink() . '">' . $link_before. $previouspagelink . $link_after . '</a>'; |
|
615 } else { |
|
616 if ( '' == get_option('permalink_structure') || in_array($post->post_status, array('draft', 'pending')) ) |
|
617 $output .= '<a href="' . get_permalink() . '&page=' . $i . '">' . $link_before. $previouspagelink . $link_after . '</a>'; |
|
618 else |
|
619 $output .= '<a href="' . trailingslashit(get_permalink()) . user_trailingslashit($i, 'single_paged') . '">' . $link_before. $previouspagelink . $link_after . '</a>'; |
|
620 } |
|
621 } |
|
622 $i = $page + 1; |
|
623 if ( $i <= $numpages && $more ) { |
|
624 if ( 1 == $i ) { |
|
625 $output .= '<a href="' . get_permalink() . '">' . $link_before. $nextpagelink . $link_after . '</a>'; |
|
626 } else { |
|
627 if ( '' == get_option('permalink_structure') || in_array($post->post_status, array('draft', 'pending')) ) |
|
628 $output .= '<a href="' . get_permalink() . '&page=' . $i . '">' . $link_before. $nextpagelink . $link_after . '</a>'; |
|
629 else |
|
630 $output .= '<a href="' . trailingslashit(get_permalink()) . user_trailingslashit($i, 'single_paged') . '">' . $link_before. $nextpagelink . $link_after . '</a>'; |
|
631 } |
|
632 } |
|
633 $output .= $after; |
|
634 } |
|
635 } |
|
636 } |
|
637 |
|
638 if ( $echo ) |
|
639 echo $output; |
|
640 |
|
641 return $output; |
|
642 } |
|
643 |
|
644 |
|
645 // |
|
646 // Post-meta: Custom per-post fields. |
|
647 // |
|
648 |
|
649 /** |
|
650 * Retrieve post custom meta data field. |
|
651 * |
|
652 * @since 1.5.0 |
|
653 * |
|
654 * @param string $key Meta data key name. |
|
655 * @return string|array Array of values or single value, if only one element exists. |
|
656 */ |
|
657 function post_custom( $key = '' ) { |
|
658 $custom = get_post_custom(); |
|
659 |
|
660 if ( 1 == count($custom[$key]) ) |
|
661 return $custom[$key][0]; |
|
662 else |
|
663 return $custom[$key]; |
|
664 } |
|
665 |
|
666 /** |
|
667 * Display list of post custom fields. |
|
668 * |
|
669 * @internal This will probably change at some point... |
|
670 * @since 1.2.0 |
|
671 * @uses apply_filters() Calls 'the_meta_key' on list item HTML content, with key and value as separate parameters. |
|
672 */ |
|
673 function the_meta() { |
|
674 if ( $keys = get_post_custom_keys() ) { |
|
675 echo "<ul class='post-meta'>\n"; |
|
676 foreach ( (array) $keys as $key ) { |
|
677 $keyt = trim($key); |
|
678 if ( '_' == $keyt{0} ) |
|
679 continue; |
|
680 $values = array_map('trim', get_post_custom_values($key)); |
|
681 $value = implode($values,', '); |
|
682 echo apply_filters('the_meta_key', "<li><span class='post-meta-key'>$key:</span> $value</li>\n", $key, $value); |
|
683 } |
|
684 echo "</ul>\n"; |
|
685 } |
|
686 } |
|
687 |
|
688 // |
|
689 // Pages |
|
690 // |
|
691 |
|
692 /** |
|
693 * Retrieve or display list of pages as a dropdown (select list). |
|
694 * |
|
695 * @since 2.1.0 |
|
696 * |
|
697 * @param array|string $args Optional. Override default arguments. |
|
698 * @return string HTML content, if not displaying. |
|
699 */ |
|
700 function wp_dropdown_pages($args = '') { |
|
701 $defaults = array( |
|
702 'depth' => 0, 'child_of' => 0, |
|
703 'selected' => 0, 'echo' => 1, |
|
704 'name' => 'page_id', 'show_option_none' => '', 'show_option_no_change' => '', |
|
705 'option_none_value' => '' |
|
706 ); |
|
707 |
|
708 $r = wp_parse_args( $args, $defaults ); |
|
709 extract( $r, EXTR_SKIP ); |
|
710 |
|
711 $pages = get_pages($r); |
|
712 $output = ''; |
|
713 $name = esc_attr($name); |
|
714 |
|
715 if ( ! empty($pages) ) { |
|
716 $output = "<select name=\"$name\" id=\"$name\">\n"; |
|
717 if ( $show_option_no_change ) |
|
718 $output .= "\t<option value=\"-1\">$show_option_no_change</option>"; |
|
719 if ( $show_option_none ) |
|
720 $output .= "\t<option value=\"" . esc_attr($option_none_value) . "\">$show_option_none</option>\n"; |
|
721 $output .= walk_page_dropdown_tree($pages, $depth, $r); |
|
722 $output .= "</select>\n"; |
|
723 } |
|
724 |
|
725 $output = apply_filters('wp_dropdown_pages', $output); |
|
726 |
|
727 if ( $echo ) |
|
728 echo $output; |
|
729 |
|
730 return $output; |
|
731 } |
|
732 |
|
733 /** |
|
734 * Retrieve or display list of pages in list (li) format. |
|
735 * |
|
736 * @since 1.5.0 |
|
737 * |
|
738 * @param array|string $args Optional. Override default arguments. |
|
739 * @return string HTML content, if not displaying. |
|
740 */ |
|
741 function wp_list_pages($args = '') { |
|
742 $defaults = array( |
|
743 'depth' => 0, 'show_date' => '', |
|
744 'date_format' => get_option('date_format'), |
|
745 'child_of' => 0, 'exclude' => '', |
|
746 'title_li' => __('Pages'), 'echo' => 1, |
|
747 'authors' => '', 'sort_column' => 'menu_order, post_title', |
|
748 'link_before' => '', 'link_after' => '' |
|
749 ); |
|
750 |
|
751 $r = wp_parse_args( $args, $defaults ); |
|
752 extract( $r, EXTR_SKIP ); |
|
753 |
|
754 $output = ''; |
|
755 $current_page = 0; |
|
756 |
|
757 // sanitize, mostly to keep spaces out |
|
758 $r['exclude'] = preg_replace('/[^0-9,]/', '', $r['exclude']); |
|
759 |
|
760 // Allow plugins to filter an array of excluded pages |
|
761 $r['exclude'] = implode(',', apply_filters('wp_list_pages_excludes', explode(',', $r['exclude']))); |
|
762 |
|
763 // Query pages. |
|
764 $r['hierarchical'] = 0; |
|
765 $pages = get_pages($r); |
|
766 |
|
767 if ( !empty($pages) ) { |
|
768 if ( $r['title_li'] ) |
|
769 $output .= '<li class="pagenav">' . $r['title_li'] . '<ul>'; |
|
770 |
|
771 global $wp_query; |
|
772 if ( is_page() || is_attachment() || $wp_query->is_posts_page ) |
|
773 $current_page = $wp_query->get_queried_object_id(); |
|
774 $output .= walk_page_tree($pages, $r['depth'], $current_page, $r); |
|
775 |
|
776 if ( $r['title_li'] ) |
|
777 $output .= '</ul></li>'; |
|
778 } |
|
779 |
|
780 $output = apply_filters('wp_list_pages', $output); |
|
781 |
|
782 if ( $r['echo'] ) |
|
783 echo $output; |
|
784 else |
|
785 return $output; |
|
786 } |
|
787 |
|
788 /** |
|
789 * Display or retrieve list of pages with optional home link. |
|
790 * |
|
791 * The arguments are listed below and part of the arguments are for {@link |
|
792 * wp_list_pages()} function. Check that function for more info on those |
|
793 * arguments. |
|
794 * |
|
795 * <ul> |
|
796 * <li><strong>sort_column</strong> - How to sort the list of pages. Defaults |
|
797 * to page title. Use column for posts table.</li> |
|
798 * <li><strong>menu_class</strong> - Class to use for the div ID which contains |
|
799 * the page list. Defaults to 'menu'.</li> |
|
800 * <li><strong>echo</strong> - Whether to echo list or return it. Defaults to |
|
801 * echo.</li> |
|
802 * <li><strong>link_before</strong> - Text before show_home argument text.</li> |
|
803 * <li><strong>link_after</strong> - Text after show_home argument text.</li> |
|
804 * <li><strong>show_home</strong> - If you set this argument, then it will |
|
805 * display the link to the home page. The show_home argument really just needs |
|
806 * to be set to the value of the text of the link.</li> |
|
807 * </ul> |
|
808 * |
|
809 * @since 2.7.0 |
|
810 * |
|
811 * @param array|string $args |
|
812 */ |
|
813 function wp_page_menu( $args = array() ) { |
|
814 $defaults = array('sort_column' => 'menu_order, post_title', 'menu_class' => 'menu', 'echo' => true, 'link_before' => '', 'link_after' => ''); |
|
815 $args = wp_parse_args( $args, $defaults ); |
|
816 $args = apply_filters( 'wp_page_menu_args', $args ); |
|
817 |
|
818 $menu = ''; |
|
819 |
|
820 $list_args = $args; |
|
821 |
|
822 // Show Home in the menu |
|
823 if ( isset($args['show_home']) && ! empty($args['show_home']) ) { |
|
824 if ( true === $args['show_home'] || '1' === $args['show_home'] || 1 === $args['show_home'] ) |
|
825 $text = __('Home'); |
|
826 else |
|
827 $text = $args['show_home']; |
|
828 $class = ''; |
|
829 if ( is_front_page() && !is_paged() ) |
|
830 $class = 'class="current_page_item"'; |
|
831 $menu .= '<li ' . $class . '><a href="' . get_option('home') . '">' . $args['link_before'] . $text . $args['link_after'] . '</a></li>'; |
|
832 // If the front page is a page, add it to the exclude list |
|
833 if (get_option('show_on_front') == 'page') { |
|
834 if ( !empty( $list_args['exclude'] ) ) { |
|
835 $list_args['exclude'] .= ','; |
|
836 } else { |
|
837 $list_args['exclude'] = ''; |
|
838 } |
|
839 $list_args['exclude'] .= get_option('page_on_front'); |
|
840 } |
|
841 } |
|
842 |
|
843 $list_args['echo'] = false; |
|
844 $list_args['title_li'] = ''; |
|
845 $menu .= str_replace( array( "\r", "\n", "\t" ), '', wp_list_pages($list_args) ); |
|
846 |
|
847 if ( $menu ) |
|
848 $menu = '<ul>' . $menu . '</ul>'; |
|
849 |
|
850 $menu = '<div class="' . esc_attr($args['menu_class']) . '">' . $menu . "</div>\n"; |
|
851 $menu = apply_filters( 'wp_page_menu', $menu, $args ); |
|
852 if ( $args['echo'] ) |
|
853 echo $menu; |
|
854 else |
|
855 return $menu; |
|
856 } |
|
857 |
|
858 // |
|
859 // Page helpers |
|
860 // |
|
861 |
|
862 /** |
|
863 * Retrieve HTML list content for page list. |
|
864 * |
|
865 * @uses Walker_Page to create HTML list content. |
|
866 * @since 2.1.0 |
|
867 * @see Walker_Page::walk() for parameters and return description. |
|
868 */ |
|
869 function walk_page_tree($pages, $depth, $current_page, $r) { |
|
870 if ( empty($r['walker']) ) |
|
871 $walker = new Walker_Page; |
|
872 else |
|
873 $walker = $r['walker']; |
|
874 |
|
875 $args = array($pages, $depth, $r, $current_page); |
|
876 return call_user_func_array(array(&$walker, 'walk'), $args); |
|
877 } |
|
878 |
|
879 /** |
|
880 * Retrieve HTML dropdown (select) content for page list. |
|
881 * |
|
882 * @uses Walker_PageDropdown to create HTML dropdown content. |
|
883 * @since 2.1.0 |
|
884 * @see Walker_PageDropdown::walk() for parameters and return description. |
|
885 */ |
|
886 function walk_page_dropdown_tree() { |
|
887 $args = func_get_args(); |
|
888 if ( empty($args[2]['walker']) ) // the user's options are the third parameter |
|
889 $walker = new Walker_PageDropdown; |
|
890 else |
|
891 $walker = $args[2]['walker']; |
|
892 |
|
893 return call_user_func_array(array(&$walker, 'walk'), $args); |
|
894 } |
|
895 |
|
896 // |
|
897 // Attachments |
|
898 // |
|
899 |
|
900 /** |
|
901 * Display an attachment page link using an image or icon. |
|
902 * |
|
903 * @since 2.0.0 |
|
904 * |
|
905 * @param int $id Optional. Post ID. |
|
906 * @param bool $fullsize Optional, default is false. Whether to use full size. |
|
907 * @param bool $deprecated Deprecated. Not used. |
|
908 * @param bool $permalink Optional, default is false. Whether to include permalink. |
|
909 */ |
|
910 function the_attachment_link($id = 0, $fullsize = false, $deprecated = false, $permalink = false) { |
|
911 if ( $fullsize ) |
|
912 echo wp_get_attachment_link($id, 'full', $permalink); |
|
913 else |
|
914 echo wp_get_attachment_link($id, 'thumbnail', $permalink); |
|
915 } |
|
916 |
|
917 /** |
|
918 * Retrieve an attachment page link using an image or icon, if possible. |
|
919 * |
|
920 * @since 2.5.0 |
|
921 * @uses apply_filters() Calls 'wp_get_attachment_link' filter on HTML content with same parameters as function. |
|
922 * |
|
923 * @param int $id Optional. Post ID. |
|
924 * @param string $size Optional, default is 'thumbnail'. Size of image, either array or string. |
|
925 * @param bool $permalink Optional, default is false. Whether to add permalink to image. |
|
926 * @param bool $icon Optional, default is false. Whether to include icon. |
|
927 * @param string $text Optional, default is false. If string, then will be link text. |
|
928 * @return string HTML content. |
|
929 */ |
|
930 function wp_get_attachment_link($id = 0, $size = 'thumbnail', $permalink = false, $icon = false, $text = false) { |
|
931 $id = intval($id); |
|
932 $_post = & get_post( $id ); |
|
933 |
|
934 if ( ('attachment' != $_post->post_type) || !$url = wp_get_attachment_url($_post->ID) ) |
|
935 return __('Missing Attachment'); |
|
936 |
|
937 if ( $permalink ) |
|
938 $url = get_attachment_link($_post->ID); |
|
939 |
|
940 $post_title = esc_attr($_post->post_title); |
|
941 |
|
942 if ( $text ) { |
|
943 $link_text = esc_attr($text); |
|
944 } elseif ( ( is_int($size) && $size != 0 ) or ( is_string($size) && $size != 'none' ) or $size != false ) { |
|
945 $link_text = wp_get_attachment_image($id, $size, $icon); |
|
946 } |
|
947 |
|
948 if( trim($link_text) == '' ) |
|
949 $link_text = $_post->post_title; |
|
950 |
|
951 return apply_filters( 'wp_get_attachment_link', "<a href='$url' title='$post_title'>$link_text</a>", $id, $size, $permalink, $icon, $text ); |
|
952 } |
|
953 |
|
954 /** |
|
955 * Retrieve HTML content of attachment image with link. |
|
956 * |
|
957 * @since 2.0.0 |
|
958 * @deprecated Use {@link wp_get_attachment_link()} |
|
959 * @see wp_get_attachment_link() Use instead. |
|
960 * |
|
961 * @param int $id Optional. Post ID. |
|
962 * @param bool $fullsize Optional, default is false. Whether to use full size image. |
|
963 * @param array $max_dims Optional. Max image dimensions. |
|
964 * @param bool $permalink Optional, default is false. Whether to include permalink to image. |
|
965 * @return string |
|
966 */ |
|
967 function get_the_attachment_link($id = 0, $fullsize = false, $max_dims = false, $permalink = false) { |
|
968 $id = (int) $id; |
|
969 $_post = & get_post($id); |
|
970 |
|
971 if ( ('attachment' != $_post->post_type) || !$url = wp_get_attachment_url($_post->ID) ) |
|
972 return __('Missing Attachment'); |
|
973 |
|
974 if ( $permalink ) |
|
975 $url = get_attachment_link($_post->ID); |
|
976 |
|
977 $post_title = esc_attr($_post->post_title); |
|
978 |
|
979 $innerHTML = get_attachment_innerHTML($_post->ID, $fullsize, $max_dims); |
|
980 return "<a href='$url' title='$post_title'>$innerHTML</a>"; |
|
981 } |
|
982 |
|
983 /** |
|
984 * Retrieve icon URL and Path. |
|
985 * |
|
986 * @since 2.1.0 |
|
987 * @deprecated Use {@link wp_get_attachment_image_src()} |
|
988 * @see wp_get_attachment_image_src() Use instead. |
|
989 * |
|
990 * @param int $id Optional. Post ID. |
|
991 * @param bool $fullsize Optional, default to false. Whether to have full image. |
|
992 * @return array Icon URL and full path to file, respectively. |
|
993 */ |
|
994 function get_attachment_icon_src( $id = 0, $fullsize = false ) { |
|
995 $id = (int) $id; |
|
996 if ( !$post = & get_post($id) ) |
|
997 return false; |
|
998 |
|
999 $file = get_attached_file( $post->ID ); |
|
1000 |
|
1001 if ( !$fullsize && $src = wp_get_attachment_thumb_url( $post->ID ) ) { |
|
1002 // We have a thumbnail desired, specified and existing |
|
1003 |
|
1004 $src_file = basename($src); |
|
1005 $class = 'attachmentthumb'; |
|
1006 } elseif ( wp_attachment_is_image( $post->ID ) ) { |
|
1007 // We have an image without a thumbnail |
|
1008 |
|
1009 $src = wp_get_attachment_url( $post->ID ); |
|
1010 $src_file = & $file; |
|
1011 $class = 'attachmentimage'; |
|
1012 } elseif ( $src = wp_mime_type_icon( $post->ID ) ) { |
|
1013 // No thumb, no image. We'll look for a mime-related icon instead. |
|
1014 |
|
1015 $icon_dir = apply_filters( 'icon_dir', get_template_directory() . '/images' ); |
|
1016 $src_file = $icon_dir . '/' . basename($src); |
|
1017 } |
|
1018 |
|
1019 if ( !isset($src) || !$src ) |
|
1020 return false; |
|
1021 |
|
1022 return array($src, $src_file); |
|
1023 } |
|
1024 |
|
1025 /** |
|
1026 * Retrieve HTML content of icon attachment image element. |
|
1027 * |
|
1028 * @since 2.0.0 |
|
1029 * @deprecated Use {@link wp_get_attachment_image()} |
|
1030 * @see wp_get_attachment_image() Use instead of. |
|
1031 * |
|
1032 * @param int $id Optional. Post ID. |
|
1033 * @param bool $fullsize Optional, default to false. Whether to have full size image. |
|
1034 * @param array $max_dims Optional. Dimensions of image. |
|
1035 * @return string HTML content. |
|
1036 */ |
|
1037 function get_attachment_icon( $id = 0, $fullsize = false, $max_dims = false ) { |
|
1038 $id = (int) $id; |
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1039 if ( !$post = & get_post($id) ) |
|
1040 return false; |
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1041 |
|
1042 if ( !$src = get_attachment_icon_src( $post->ID, $fullsize ) ) |
|
1043 return false; |
|
1044 |
|
1045 list($src, $src_file) = $src; |
|
1046 |
|
1047 // Do we need to constrain the image? |
|
1048 if ( ($max_dims = apply_filters('attachment_max_dims', $max_dims)) && file_exists($src_file) ) { |
|
1049 |
|
1050 $imagesize = getimagesize($src_file); |
|
1051 |
|
1052 if (($imagesize[0] > $max_dims[0]) || $imagesize[1] > $max_dims[1] ) { |
|
1053 $actual_aspect = $imagesize[0] / $imagesize[1]; |
|
1054 $desired_aspect = $max_dims[0] / $max_dims[1]; |
|
1055 |
|
1056 if ( $actual_aspect >= $desired_aspect ) { |
|
1057 $height = $actual_aspect * $max_dims[0]; |
|
1058 $constraint = "width='{$max_dims[0]}' "; |
|
1059 $post->iconsize = array($max_dims[0], $height); |
|
1060 } else { |
|
1061 $width = $max_dims[1] / $actual_aspect; |
|
1062 $constraint = "height='{$max_dims[1]}' "; |
|
1063 $post->iconsize = array($width, $max_dims[1]); |
|
1064 } |
|
1065 } else { |
|
1066 $post->iconsize = array($imagesize[0], $imagesize[1]); |
|
1067 $constraint = ''; |
|
1068 } |
|
1069 } else { |
|
1070 $constraint = ''; |
|
1071 } |
|
1072 |
|
1073 $post_title = esc_attr($post->post_title); |
|
1074 |
|
1075 $icon = "<img src='$src' title='$post_title' alt='$post_title' $constraint/>"; |
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1076 |
|
1077 return apply_filters( 'attachment_icon', $icon, $post->ID ); |
|
1078 } |
|
1079 |
|
1080 /** |
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1081 * Retrieve HTML content of image element. |
|
1082 * |
|
1083 * @since 2.0.0 |
|
1084 * @deprecated Use {@link wp_get_attachment_image()} |
|
1085 * @see wp_get_attachment_image() Use instead. |
|
1086 * |
|
1087 * @param int $id Optional. Post ID. |
|
1088 * @param bool $fullsize Optional, default to false. Whether to have full size image. |
|
1089 * @param array $max_dims Optional. Dimensions of image. |
|
1090 * @return string |
|
1091 */ |
|
1092 function get_attachment_innerHTML($id = 0, $fullsize = false, $max_dims = false) { |
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1093 $id = (int) $id; |
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1094 if ( !$post = & get_post($id) ) |
|
1095 return false; |
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1096 |
|
1097 if ( $innerHTML = get_attachment_icon($post->ID, $fullsize, $max_dims)) |
|
1098 return $innerHTML; |
|
1099 |
|
1100 |
|
1101 $innerHTML = esc_attr($post->post_title); |
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1102 |
|
1103 return apply_filters('attachment_innerHTML', $innerHTML, $post->ID); |
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1104 } |
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1105 |
|
1106 /** |
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1107 * Wrap attachment in <<p>> element before content. |
|
1108 * |
|
1109 * @since 2.0.0 |
|
1110 * @uses apply_filters() Calls 'prepend_attachment' hook on HTML content. |
|
1111 * |
|
1112 * @param string $content |
|
1113 * @return string |
|
1114 */ |
|
1115 function prepend_attachment($content) { |
|
1116 global $post; |
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1117 |
|
1118 if ( empty($post->post_type) || $post->post_type != 'attachment' ) |
|
1119 return $content; |
|
1120 |
|
1121 $p = '<p class="attachment">'; |
|
1122 // show the medium sized image representation of the attachment if available, and link to the raw file |
|
1123 $p .= wp_get_attachment_link(0, 'medium', false); |
|
1124 $p .= '</p>'; |
|
1125 $p = apply_filters('prepend_attachment', $p); |
|
1126 |
|
1127 return "$p\n$content"; |
|
1128 } |
|
1129 |
|
1130 // |
|
1131 // Misc |
|
1132 // |
|
1133 |
|
1134 /** |
|
1135 * Retrieve protected post password form content. |
|
1136 * |
|
1137 * @since 1.0.0 |
|
1138 * @uses apply_filters() Calls 'the_password_form' filter on output. |
|
1139 * |
|
1140 * @return string HTML content for password form for password protected post. |
|
1141 */ |
|
1142 function get_the_password_form() { |
|
1143 global $post; |
|
1144 $label = 'pwbox-'.(empty($post->ID) ? rand() : $post->ID); |
|
1145 $output = '<form action="' . get_option('siteurl') . '/wp-pass.php" method="post"> |
|
1146 <p>' . __("This post is password protected. To view it please enter your password below:") . '</p> |
|
1147 <p><label for="' . $label . '">' . __("Password:") . ' <input name="post_password" id="' . $label . '" type="password" size="20" /></label> <input type="submit" name="Submit" value="' . esc_attr__("Submit") . '" /></p> |
|
1148 </form> |
|
1149 '; |
|
1150 return apply_filters('the_password_form', $output); |
|
1151 } |
|
1152 |
|
1153 /** |
|
1154 * Whether currently in a page template. |
|
1155 * |
|
1156 * This template tag allows you to determine whether or not you are in a page |
|
1157 * template. You can optional provide a template name and then the check will be |
|
1158 * specific to that template. |
|
1159 * |
|
1160 * @since 2.5.0 |
|
1161 * @uses $wp_query |
|
1162 * |
|
1163 * @param string $template The specific template name if specific matching is required. |
|
1164 * @return bool False on failure, true if success. |
|
1165 */ |
|
1166 function is_page_template($template = '') { |
|
1167 if (!is_page()) { |
|
1168 return false; |
|
1169 } |
|
1170 |
|
1171 global $wp_query; |
|
1172 |
|
1173 $page = $wp_query->get_queried_object(); |
|
1174 $custom_fields = get_post_custom_values('_wp_page_template',$page->ID); |
|
1175 $page_template = $custom_fields[0]; |
|
1176 |
|
1177 // We have no argument passed so just see if a page_template has been specified |
|
1178 if ( empty( $template ) ) { |
|
1179 if (!empty( $page_template ) ) { |
|
1180 return true; |
|
1181 } |
|
1182 } elseif ( $template == $page_template) { |
|
1183 return true; |
|
1184 } |
|
1185 |
|
1186 return false; |
|
1187 } |
|
1188 |
|
1189 /** |
|
1190 * Retrieve formatted date timestamp of a revision (linked to that revisions's page). |
|
1191 * |
|
1192 * @package WordPress |
|
1193 * @subpackage Post_Revisions |
|
1194 * @since 2.6.0 |
|
1195 * |
|
1196 * @uses date_i18n() |
|
1197 * |
|
1198 * @param int|object $revision Revision ID or revision object. |
|
1199 * @param bool $link Optional, default is true. Link to revisions's page? |
|
1200 * @return string i18n formatted datetimestamp or localized 'Current Revision'. |
|
1201 */ |
|
1202 function wp_post_revision_title( $revision, $link = true ) { |
|
1203 if ( !$revision = get_post( $revision ) ) |
|
1204 return $revision; |
|
1205 |
|
1206 if ( !in_array( $revision->post_type, array( 'post', 'page', 'revision' ) ) ) |
|
1207 return false; |
|
1208 |
|
1209 /* translators: revision date format, see http://php.net/date */ |
|
1210 $datef = _x( 'j F, Y @ G:i', 'revision date format'); |
|
1211 /* translators: 1: date */ |
|
1212 $autosavef = __( '%1$s [Autosave]' ); |
|
1213 /* translators: 1: date */ |
|
1214 $currentf = __( '%1$s [Current Revision]' ); |
|
1215 |
|
1216 $date = date_i18n( $datef, strtotime( $revision->post_modified_gmt . ' +0000' ) ); |
|
1217 if ( $link && current_user_can( 'edit_post', $revision->ID ) && $link = get_edit_post_link( $revision->ID ) ) |
|
1218 $date = "<a href='$link'>$date</a>"; |
|
1219 |
|
1220 if ( !wp_is_post_revision( $revision ) ) |
|
1221 $date = sprintf( $currentf, $date ); |
|
1222 elseif ( wp_is_post_autosave( $revision ) ) |
|
1223 $date = sprintf( $autosavef, $date ); |
|
1224 |
|
1225 return $date; |
|
1226 } |
|
1227 |
|
1228 /** |
|
1229 * Display list of a post's revisions. |
|
1230 * |
|
1231 * Can output either a UL with edit links or a TABLE with diff interface, and |
|
1232 * restore action links. |
|
1233 * |
|
1234 * Second argument controls parameters: |
|
1235 * (bool) parent : include the parent (the "Current Revision") in the list. |
|
1236 * (string) format : 'list' or 'form-table'. 'list' outputs UL, 'form-table' |
|
1237 * outputs TABLE with UI. |
|
1238 * (int) right : what revision is currently being viewed - used in |
|
1239 * form-table format. |
|
1240 * (int) left : what revision is currently being diffed against right - |
|
1241 * used in form-table format. |
|
1242 * |
|
1243 * @package WordPress |
|
1244 * @subpackage Post_Revisions |
|
1245 * @since 2.6.0 |
|
1246 * |
|
1247 * @uses wp_get_post_revisions() |
|
1248 * @uses wp_post_revision_title() |
|
1249 * @uses get_edit_post_link() |
|
1250 * @uses get_the_author_meta() |
|
1251 * |
|
1252 * @todo split into two functions (list, form-table) ? |
|
1253 * |
|
1254 * @param int|object $post_id Post ID or post object. |
|
1255 * @param string|array $args See description {@link wp_parse_args()}. |
|
1256 * @return null |
|
1257 */ |
|
1258 function wp_list_post_revisions( $post_id = 0, $args = null ) { |
|
1259 if ( !$post = get_post( $post_id ) ) |
|
1260 return; |
|
1261 |
|
1262 $defaults = array( 'parent' => false, 'right' => false, 'left' => false, 'format' => 'list', 'type' => 'all' ); |
|
1263 extract( wp_parse_args( $args, $defaults ), EXTR_SKIP ); |
|
1264 |
|
1265 switch ( $type ) { |
|
1266 case 'autosave' : |
|
1267 if ( !$autosave = wp_get_post_autosave( $post->ID ) ) |
|
1268 return; |
|
1269 $revisions = array( $autosave ); |
|
1270 break; |
|
1271 case 'revision' : // just revisions - remove autosave later |
|
1272 case 'all' : |
|
1273 default : |
|
1274 if ( !$revisions = wp_get_post_revisions( $post->ID ) ) |
|
1275 return; |
|
1276 break; |
|
1277 } |
|
1278 |
|
1279 /* translators: post revision: 1: when, 2: author name */ |
|
1280 $titlef = _x( '%1$s by %2$s', 'post revision' ); |
|
1281 |
|
1282 if ( $parent ) |
|
1283 array_unshift( $revisions, $post ); |
|
1284 |
|
1285 $rows = ''; |
|
1286 $class = false; |
|
1287 $can_edit_post = current_user_can( 'edit_post', $post->ID ); |
|
1288 foreach ( $revisions as $revision ) { |
|
1289 if ( !current_user_can( 'read_post', $revision->ID ) ) |
|
1290 continue; |
|
1291 if ( 'revision' === $type && wp_is_post_autosave( $revision ) ) |
|
1292 continue; |
|
1293 |
|
1294 $date = wp_post_revision_title( $revision ); |
|
1295 $name = get_the_author_meta( 'display_name', $revision->post_author ); |
|
1296 |
|
1297 if ( 'form-table' == $format ) { |
|
1298 if ( $left ) |
|
1299 $left_checked = $left == $revision->ID ? ' checked="checked"' : ''; |
|
1300 else |
|
1301 $left_checked = $right_checked ? ' checked="checked"' : ''; // [sic] (the next one) |
|
1302 $right_checked = $right == $revision->ID ? ' checked="checked"' : ''; |
|
1303 |
|
1304 $class = $class ? '' : " class='alternate'"; |
|
1305 |
|
1306 if ( $post->ID != $revision->ID && $can_edit_post ) |
|
1307 $actions = '<a href="' . wp_nonce_url( add_query_arg( array( 'revision' => $revision->ID, 'diff' => false, 'action' => 'restore' ) ), "restore-post_$post->ID|$revision->ID" ) . '">' . __( 'Restore' ) . '</a>'; |
|
1308 else |
|
1309 $actions = ''; |
|
1310 |
|
1311 $rows .= "<tr$class>\n"; |
|
1312 $rows .= "\t<th style='white-space: nowrap' scope='row'><input type='radio' name='left' value='$revision->ID'$left_checked /><input type='radio' name='right' value='$revision->ID'$right_checked /></th>\n"; |
|
1313 $rows .= "\t<td>$date</td>\n"; |
|
1314 $rows .= "\t<td>$name</td>\n"; |
|
1315 $rows .= "\t<td class='action-links'>$actions</td>\n"; |
|
1316 $rows .= "</tr>\n"; |
|
1317 } else { |
|
1318 $title = sprintf( $titlef, $date, $name ); |
|
1319 $rows .= "\t<li>$title</li>\n"; |
|
1320 } |
|
1321 } |
|
1322 |
|
1323 if ( 'form-table' == $format ) : ?> |
|
1324 |
|
1325 <form action="revision.php" method="get"> |
|
1326 |
|
1327 <div class="tablenav"> |
|
1328 <div class="alignleft"> |
|
1329 <input type="submit" class="button-secondary" value="<?php esc_attr_e( 'Compare Revisions' ); ?>" /> |
|
1330 <input type="hidden" name="action" value="diff" /> |
|
1331 </div> |
|
1332 </div> |
|
1333 |
|
1334 <br class="clear" /> |
|
1335 |
|
1336 <table class="widefat post-revisions" cellspacing="0"> |
|
1337 <col /> |
|
1338 <col style="width: 33%" /> |
|
1339 <col style="width: 33%" /> |
|
1340 <col style="width: 33%" /> |
|
1341 <thead> |
|
1342 <tr> |
|
1343 <th scope="col"></th> |
|
1344 <th scope="col"><?php _e( 'Date Created' ); ?></th> |
|
1345 <th scope="col"><?php _e( 'Author' ); ?></th> |
|
1346 <th scope="col" class="action-links"><?php _e( 'Actions' ); ?></th> |
|
1347 </tr> |
|
1348 </thead> |
|
1349 <tbody> |
|
1350 |
|
1351 <?php echo $rows; ?> |
|
1352 |
|
1353 </tbody> |
|
1354 </table> |
|
1355 |
|
1356 </form> |
|
1357 |
|
1358 <?php |
|
1359 else : |
|
1360 echo "<ul class='post-revisions'>\n"; |
|
1361 echo $rows; |
|
1362 echo "</ul>"; |
|
1363 endif; |
|
1364 |
|
1365 } |