From a4c058f2c8fa309fa2d3c97b49ae20edf0b1438e Mon Sep 17 00:00:00 2001
From: rboren <rboren@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Fri, 26 Nov 2004 02:29:45 +0000
Subject: [PATCH] get_plugin_data() and get_plugins()

git-svn-id: http://svn.automattic.com/wordpress/trunk@1887 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/admin-functions.php | 69 ++++++++++++++++++++++++++++++++++++
 wp-admin/plugins.php         | 50 +++++---------------------
 2 files changed, 77 insertions(+), 42 deletions(-)

diff --git a/wp-admin/admin-functions.php b/wp-admin/admin-functions.php
index 7b332bf1d..0e5998af2 100644
--- a/wp-admin/admin-functions.php
+++ b/wp-admin/admin-functions.php
@@ -839,4 +839,73 @@ function update_recently_edited($file) {
 	update_option('recently_edited', $oldfiles);
 }
 
+function get_plugin_data($plugin_file) {
+	$plugin_data = implode('', file($plugin_file));
+	preg_match("|Plugin Name:(.*)|i", $plugin_data, $plugin_name);
+	preg_match("|Plugin URI:(.*)|i", $plugin_data, $plugin_uri);
+	preg_match("|Description:(.*)|i", $plugin_data, $description);
+	preg_match("|Author:(.*)|i", $plugin_data, $author_name);
+	preg_match("|Author URI:(.*)|i", $plugin_data, $author_uri);
+	if ( preg_match("|Version:(.*)|i", $plugin_data, $version) )
+		$version = $version[1];
+	else
+		$version ='';
+
+	$description = wptexturize($description[1]);
+
+	$name = $plugin_name[1];
+	$name = trim($name);
+	$plugin = $name;
+	if ('' != $plugin_uri[1] && '' != $name) {
+		$plugin = __("<a href='{$plugin_uri[1]}' title='Visit plugin homepage'>{$plugin}</a>");
+	}
+
+	if ('' == $author_uri[1]) {
+		$author = $author_name[1];
+	} else {
+		$author = __("<a href='{$author_uri[1]}' title='Visit author homepage'>{$author_name[1]}</a>");
+	}
+
+	return array('Name' => $name, 'Title' => $plugin, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template[1]);
+}
+
+function get_plugins() {
+	global $wp_plugins;
+
+	if (isset($wp_plugins)) {
+		return $wp_plugins;
+	}
+
+	$wp_plugins = array();
+	$plugin_loc = 'wp-content/plugins';
+	$plugin_root = ABSPATH . $plugin_loc;
+
+	// Files in wp-content/plugins directory
+	$plugins_dir = @ dir($plugin_root);
+	if ($plugins_dir) {
+		while(($file = $plugins_dir->read()) !== false) {
+			if ( !preg_match('|^\.+$|', $file) && preg_match('|\.php$|', $file) ) 
+				$plugin_files[] = $file;
+		}
+	}
+
+	if (!$plugins_dir || !$plugin_files) {
+		return $wp_plugins;
+	}
+
+	sort($plugin_files);
+
+	foreach($plugin_files as $plugin_file) {
+		$plugin_data = get_plugin_data("$plugin_root/$plugin_file");
+	  
+		if (empty($plugin_data['Name'])) {
+			continue;
+		}
+
+		$wp_plugins[basename($plugin_file)] = $plugin_data;
+	}
+
+	return $wp_plugins;
+}
+
 ?>
\ No newline at end of file
diff --git a/wp-admin/plugins.php b/wp-admin/plugins.php
index acfc6a9f8..a4a3e4ae0 100644
--- a/wp-admin/plugins.php
+++ b/wp-admin/plugins.php
@@ -51,19 +51,13 @@ foreach ($check_plugins as $check_plugin) {
 <h2><?php _e('Plugin Management'); ?></h2>
 <p><?php _e('Plugins are files you usually download separately from WordPress that add functionality. To install a plugin you generally just need to put the plugin file into your <code>wp-content/plugins</code> directory. Once a plugin is installed, you may activate it or deactivate it here. If something goes wrong with a plugin and you can&#8217;t use WordPress, delete that plugin from the <code>wp-content/plugins</code> directory and it will be automatically deactivated.'); ?></p>
 <?php
-// Files in wp-content/plugins directory
-$plugins_dir = @ dir(ABSPATH . 'wp-content/plugins');
-if ($plugins_dir) {
-	while(($file = $plugins_dir->read()) !== false) {
-	  if ( !preg_match('|^\.+$|', $file) && preg_match('|\.php$|', $file) ) 
-		$plugin_files[] = $file;
-	}
-}
 
 if ( get_settings('active_plugins') )
 	$current_plugins = get_settings('active_plugins');
 
-if (!$plugins_dir || !$plugin_files) {
+$plugins = get_plugins();
+
+if (empty($plugins)) {
 	_e("<p>Couldn't open plugins directory or there are no plugins available.</p>"); // TODO: make more helpful
 } else {
 ?>
@@ -76,36 +70,8 @@ if (!$plugins_dir || !$plugin_files) {
 		<th><?php _e('Action'); ?></th>
 	</tr>
 <?php
-	sort($plugin_files); // Alphabetize by filename. Better way?
 	$style = '';
-	foreach($plugin_files as $plugin_file) {
-		$plugin_data = implode('', file(ABSPATH . '/wp-content/plugins/' . $plugin_file));
-		preg_match("|Plugin Name:(.*)|i", $plugin_data, $plugin_name);
-		preg_match("|Plugin URI:(.*)|i", $plugin_data, $plugin_uri);
-		preg_match("|Description:(.*)|i", $plugin_data, $description);
-		preg_match("|Author:(.*)|i", $plugin_data, $author_name);
-		preg_match("|Author URI:(.*)|i", $plugin_data, $author_uri);
-		if ( preg_match("|Version:(.*)|i", $plugin_data, $version) )
-			$version = $version[1];
-		else
-			$version ='';
-
-		$description = wptexturize($description[1]);
-
-		if ('' == $plugin_uri) {
-			$plugin = $plugin_name[1];
-		} else {
-			$plugin = __("<a href='{$plugin_uri[1]}' title='Visit plugin homepage'>{$plugin_name[1]}</a>");
-		}
-
-		if ('' == $author_uri) {
-			$author = $author_name[1];
-		} else {
-			$author = __("<a href='{$author_uri[1]}' title='Visit author homepage'>{$author_name[1]}</a>");
-		}
-
-
-
+	foreach($plugins as $plugin_file => $plugin_data) {
 		$style = ('class="alternate"' == $style) ? '' : 'class="alternate"';
 
 		if (!empty($current_plugins) && in_array($plugin_file, $current_plugins)) {
@@ -116,10 +82,10 @@ if (!$plugins_dir || !$plugin_files) {
 		}
 		echo "
 	<tr $style>
-		<td>$plugin</td>
-		<td>$version</td>
-		<td>$author</td>
-		<td>$description</td>
+		<td>{$plugin_data['Title']}</td>
+		<td>{$plugin_data['Version']}</td>
+		<td>{$plugin_data['Author']}</td>
+		<td>{$plugin_data['Description']}</td>
 		<td>$action</td>
 	</tr>";
 	}