web/wp-includes/class.wp-scripts.php
changeset 194 32102edaa81b
parent 136 bde1974c263b
child 204 09a1c134465b
equal deleted inserted replaced
193:2f6f6f7551ca 194:32102edaa81b
    29 	var $ext_handles = '';
    29 	var $ext_handles = '';
    30 	var $ext_version = '';
    30 	var $ext_version = '';
    31 	var $default_dirs;
    31 	var $default_dirs;
    32 
    32 
    33 	function __construct() {
    33 	function __construct() {
       
    34 		$this->init();
       
    35 		add_action( 'init', array( $this, 'init' ), 0 );
       
    36 	}
       
    37 
       
    38 	function init() {
    34 		do_action_ref_array( 'wp_default_scripts', array(&$this) );
    39 		do_action_ref_array( 'wp_default_scripts', array(&$this) );
    35 	}
    40 	}
    36 
    41 
    37 	/**
    42 	/**
    38 	 * Prints scripts
    43 	 * Prints scripts
    39 	 *
    44 	 *
    40 	 * Prints the scripts passed to it or the print queue.  Also prints all necessary dependencies.
    45 	 * Prints the scripts passed to it or the print queue. Also prints all necessary dependencies.
    41 	 *
    46 	 *
    42 	 * @param mixed handles (optional) Scripts to be printed.  (void) prints queue, (string) prints that script, (array of strings) prints those scripts.
    47 	 * @param mixed $handles (optional) Scripts to be printed. (void) prints queue, (string) prints that script, (array of strings) prints those scripts.
    43 	 * @param int group (optional) If scripts were queued in groups prints this group number.
    48 	 * @param int $group (optional) If scripts were queued in groups prints this group number.
    44 	 * @return array Scripts that have been printed
    49 	 * @return array Scripts that have been printed
    45 	 */
    50 	 */
    46 	function print_scripts( $handles = false, $group = false ) {
    51 	function print_scripts( $handles = false, $group = false ) {
    47 		return $this->do_items( $handles, $group );
    52 		return $this->do_items( $handles, $group );
    48 	}
    53 	}
    49 
    54 
       
    55 	// Deprecated since 3.3, see print_extra_script()
    50 	function print_scripts_l10n( $handle, $echo = true ) {
    56 	function print_scripts_l10n( $handle, $echo = true ) {
    51 		if ( empty($this->registered[$handle]->extra['l10n']) || empty($this->registered[$handle]->extra['l10n'][0]) || !is_array($this->registered[$handle]->extra['l10n'][1]) )
    57 		_deprecated_function( __FUNCTION__, '3.3', 'print_extra_script()' );
    52 			return false;
    58 		return $this->print_extra_script( $handle, $echo );
    53 
    59 	}
    54 		$object_name = $this->registered[$handle]->extra['l10n'][0];
    60 
    55 
    61 	function print_extra_script( $handle, $echo = true ) {
    56 		$data = "var $object_name = {\n";
    62 		if ( !$output = $this->get_data( $handle, 'data' ) )
    57 		$eol = '';
    63 			return;
    58 		foreach ( $this->registered[$handle]->extra['l10n'][1] as $var => $val ) {
    64 
    59 			if ( 'l10n_print_after' == $var ) {
    65 		if ( !$echo )
    60 				$after = $val;
    66 			return $output;
    61 				continue;
    67 
    62 			}
    68 		echo "<script type='text/javascript'>\n"; // CDATA and type='text/javascript' is not needed for HTML 5
    63 			$data .= "$eol\t$var: \"" . esc_js( $val ) . '"';
    69 		echo "/* <![CDATA[ */\n";
    64 			$eol = ",\n";
    70 		echo "$output\n";
    65 		}
    71 		echo "/* ]]> */\n";
    66 		$data .= "\n};\n";
    72 		echo "</script>\n";
    67 		$data .= isset($after) ? "$after\n" : '';
    73 
    68 
    74 		return true;
    69 		if ( $echo ) {
       
    70 			echo "<script type='text/javascript'>\n";
       
    71 			echo "/* <![CDATA[ */\n";
       
    72 			echo $data;
       
    73 			echo "/* ]]> */\n";
       
    74 			echo "</script>\n";
       
    75 			return true;
       
    76 		} else {
       
    77 			return $data;
       
    78 		}
       
    79 	}
    75 	}
    80 
    76 
    81 	function do_item( $handle, $group = false ) {
    77 	function do_item( $handle, $group = false ) {
    82 		if ( !parent::do_item($handle) )
    78 		if ( !parent::do_item($handle) )
    83 			return false;
    79 			return false;
    88 		}
    84 		}
    89 
    85 
    90 		if ( false === $group && in_array($handle, $this->in_footer, true) )
    86 		if ( false === $group && in_array($handle, $this->in_footer, true) )
    91 			$this->in_footer = array_diff( $this->in_footer, (array) $handle );
    87 			$this->in_footer = array_diff( $this->in_footer, (array) $handle );
    92 
    88 
    93 		$ver = $this->registered[$handle]->ver ? $this->registered[$handle]->ver : $this->default_version;
    89 		if ( null === $this->registered[$handle]->ver )
       
    90 			$ver = '';
       
    91 		else
       
    92 			$ver = $this->registered[$handle]->ver ? $this->registered[$handle]->ver : $this->default_version;
       
    93 
    94 		if ( isset($this->args[$handle]) )
    94 		if ( isset($this->args[$handle]) )
    95 			$ver .= '&amp;' . $this->args[$handle];
    95 			$ver = $ver ? $ver . '&amp;' . $this->args[$handle] : $this->args[$handle];
    96 
    96 
    97 		$src = $this->registered[$handle]->src;
    97 		$src = $this->registered[$handle]->src;
    98 
    98 
    99 		if ( $this->do_concat ) {
    99 		if ( $this->do_concat ) {
   100 			$srce = apply_filters( 'script_loader_src', $src, $handle );
   100 			$srce = apply_filters( 'script_loader_src', $src, $handle );
   101 			if ( $this->in_default_dir($srce) ) {
   101 			if ( $this->in_default_dir($srce) ) {
   102 				$this->print_code .= $this->print_scripts_l10n( $handle, false );
   102 				$this->print_code .= $this->print_extra_script( $handle, false );
   103 				$this->concat .= "$handle,";
   103 				$this->concat .= "$handle,";
   104 				$this->concat_version .= "$handle$ver";
   104 				$this->concat_version .= "$handle$ver";
   105 				return true;
   105 				return true;
   106 			} else {
   106 			} else {
   107 				$this->ext_handles .= "$handle,";
   107 				$this->ext_handles .= "$handle,";
   108 				$this->ext_version .= "$handle$ver";
   108 				$this->ext_version .= "$handle$ver";
   109 			}
   109 			}
   110 		}
   110 		}
   111 
   111 
   112 		$this->print_scripts_l10n( $handle );
   112 		$this->print_extra_script( $handle );
   113 		if ( !preg_match('|^https?://|', $src) && ! ( $this->content_url && 0 === strpos($src, $this->content_url) ) ) {
   113 		if ( !preg_match('|^https?://|', $src) && ! ( $this->content_url && 0 === strpos($src, $this->content_url) ) ) {
   114 			$src = $this->base_url . $src;
   114 			$src = $this->base_url . $src;
   115 		}
   115 		}
   116 
   116 
   117 		$src = add_query_arg('ver', $ver, $src);
   117 		if ( !empty($ver) )
   118 		$src = esc_url(apply_filters( 'script_loader_src', $src, $handle ));
   118 			$src = add_query_arg('ver', $ver, $src);
       
   119 
       
   120 		$src = esc_url( apply_filters( 'script_loader_src', $src, $handle ) );
   119 
   121 
   120 		if ( $this->do_concat )
   122 		if ( $this->do_concat )
   121 			$this->print_html .= "<script type='text/javascript' src='$src'></script>\n";
   123 			$this->print_html .= "<script type='text/javascript' src='$src'></script>\n";
   122 		else
   124 		else
   123 			echo "<script type='text/javascript' src='$src'></script>\n";
   125 			echo "<script type='text/javascript' src='$src'></script>\n";
   126 	}
   128 	}
   127 
   129 
   128 	/**
   130 	/**
   129 	 * Localizes a script
   131 	 * Localizes a script
   130 	 *
   132 	 *
   131 	 * Localizes only if script has already been added
   133 	 * Localizes only if the script has already been added
   132 	 *
       
   133 	 * @param string handle Script name
       
   134 	 * @param string object_name Name of JS object to hold l10n info
       
   135 	 * @param array l10n Array of JS var name => localized string
       
   136 	 * @return bool Successful localization
       
   137 	 */
   134 	 */
   138 	function localize( $handle, $object_name, $l10n ) {
   135 	function localize( $handle, $object_name, $l10n ) {
   139 		if ( !$object_name || !$l10n )
   136 		if ( is_array($l10n) && isset($l10n['l10n_print_after']) ) { // back compat, preserve the code in 'l10n_print_after' if present
   140 			return false;
   137 			$after = $l10n['l10n_print_after'];
   141 		return $this->add_data( $handle, 'l10n', array( $object_name, $l10n ) );
   138 			unset($l10n['l10n_print_after']);
       
   139 		}
       
   140 
       
   141 		foreach ( (array) $l10n as $key => $value ) {
       
   142 			if ( !is_scalar($value) )
       
   143 				continue;
       
   144 
       
   145 			$l10n[$key] = html_entity_decode( (string) $value, ENT_QUOTES, 'UTF-8');
       
   146 		}
       
   147 
       
   148 		$script = "var $object_name = " . json_encode($l10n) . ';';
       
   149 
       
   150 		if ( !empty($after) )
       
   151 			$script .= "\n$after;";
       
   152 
       
   153 		$data = $this->get_data( $handle, 'data' );
       
   154 
       
   155 		if ( !empty( $data ) )
       
   156 			$script = "$data\n$script";
       
   157 
       
   158 		return $this->add_data( $handle, 'data', $script );
   142 	}
   159 	}
   143 
   160 
   144 	function set_group( $handle, $recursion, $group = false ) {
   161 	function set_group( $handle, $recursion, $group = false ) {
   145 		$grp = isset($this->registered[$handle]->extra['group']) ? (int) $this->registered[$handle]->extra['group'] : 0;
   162 
       
   163 		if ( $this->registered[$handle]->args === 1 )
       
   164 			$grp = 1;
       
   165 		else
       
   166 			$grp = (int) $this->get_data( $handle, 'group' );
       
   167 
   146 		if ( false !== $group && $grp > $group )
   168 		if ( false !== $group && $grp > $group )
   147 			$grp = $group;
   169 			$grp = $group;
   148 
   170 
   149 		return parent::set_group( $handle, $recursion, $grp );
   171 		return parent::set_group( $handle, $recursion, $grp );
   150 	}
   172 	}
   160 		$this->do_items(false, 0);
   182 		$this->do_items(false, 0);
   161 		return $this->done;
   183 		return $this->done;
   162 	}
   184 	}
   163 
   185 
   164 	function do_footer_items() {
   186 	function do_footer_items() {
   165 		if ( !empty($this->in_footer) ) {
   187 		$this->do_items(false, 1);
   166 			foreach( $this->in_footer as $key => $handle ) {
       
   167 				if ( !in_array($handle, $this->done, true) && isset($this->registered[$handle]) ) {
       
   168 					$this->do_item($handle);
       
   169 					$this->done[] = $handle;
       
   170 					unset( $this->in_footer[$key] );
       
   171 				}
       
   172 			}
       
   173 		}
       
   174 		return $this->done;
   188 		return $this->done;
   175 	}
   189 	}
   176 
   190 
   177 	function in_default_dir($src) {
   191 	function in_default_dir($src) {
   178 		if ( ! $this->default_dirs )
   192 		if ( ! $this->default_dirs )
   179 			return true;
   193 			return true;
       
   194 
       
   195 		if ( 0 === strpos( $src, '/wp-includes/js/l10n' ) )
       
   196 			return false;
   180 
   197 
   181 		foreach ( (array) $this->default_dirs as $test ) {
   198 		foreach ( (array) $this->default_dirs as $test ) {
   182 			if ( 0 === strpos($src, $test) )
   199 			if ( 0 === strpos($src, $test) )
   183 				return true;
   200 				return true;
   184 		}
   201 		}