Initial plugin funcitonality checkin. Not done yet.

git-svn-id: http://svn.automattic.com/wordpress/trunk@1008 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/menu.txt

@@ -4,6 +4,7 @@
 5	link-manager.php	Links
 3	users.php	Users
 4	options-general.php	Options
+8	plugins.php	Plugins
 4	templates.php	Templates
 5	upload.php	Upload
 0	profile.php	My Profile

wp-admin/plugins.php

@@ -0,0 +1,88 @@
+<?php
+$title = 'Manage Plugins';
+
+require_once('admin-header.php');
+
+if ($user_level == 0) //Checks to see if user has logged in
+	die ("Cheatin' uh ?");
+
+?>
+<div class="wrap">
+<?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)) $plugin_files[] = $file;
+	}
+}
+
+if ('' != trim(get_settings('active_plugins'))) {
+	$current_plugins = unserialize(get_settings('active_plugins'));
+}
+
+/*
+Plugin Name: matt's cool plugin
+Plugin URI: http://photomatt.net/plugins/cool-plugin
+Description: blah blah blah anything until a newline
+Author: photo matt
+Author URI: http://photomatt.net
+*/ 
+
+if (!$plugins_dir || !$plugin_files) {
+	echo "<p>Couldn't open plugins directory or there are no plugins available.</p>"; // TODO: make more helpful
+} else {
+?>
+<table width="100%" cellpadding="3" cellspacing="3">
+	<tr>
+		<th>Plugin</th>
+		<th>Author</th>
+		<th>Description</th>
+		<th>Action</th>
+	</tr>
+<?php
+	sort($plugin_files); // Alphabetize by filename. Better way?
+	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);
+		$description = wptexturize(wp_filter_kses($description[1]));
+
+		if ('' == $plugin_uri) {
+			$plugin = $plugin_name[1];
+		} else {
+			$plugin = wp_filter_kses("<a href='{$plugin_uri[1]}' title='Visit plugin homepage'>{$plugin_name[1]}</a>");
+		}
+
+		if ('' == $author_uri) {
+			$author = $author_name[1];
+		} else {
+			$author = wp_filter_kses("<a href='{$author_uri[1]}' title='Visit author homepage'>{$author_name[1]}</a>");
+		}
+
+
+
+		$style = ('class="alternate"' == $style) ? '' : 'class="alternate"';
+		echo "
+	<tr $style>
+		<td>$plugin</td>
+		<td>$author</td>
+		<td>$description</td>
+		<td><a href='' class='edit'>activate</a></td>
+	</tr>";
+	}
+?>
+
+</table>
+<?php
+}
+?>
+</div>
+
+<?php
+
+include('admin-footer.php');
+?>

wp-admin/upgrade-functions.php

@@ -788,6 +788,12 @@ function upgrade_110() {
 	if(!$wpdb->get_var("SELECT option_id FROM $tableoptions WHERE option_name = 'moderation_keys'")) {
 		$wpdb->query("INSERT INTO $tableoptions (option_name, option_type, option_value, option_admin_level) VALUES ('moderation_keys', 3, '', 8)");
 	}
+
+	// Option for plugins
+	if(!$wpdb->get_var("SELECT option_id FROM $tableoptions WHERE option_name = 'active_plugins'")) {
+		$wpdb->query("INSERT INTO $tableoptions (option_name, option_type, option_value, option_admin_level) VALUES ('active_plugins', 3, '', 8)");
+	}
+
 }
 
 ?>

wp-content/plugins/hello.php

@@ -0,0 +1,13 @@
+<?php
+/*
+Plugin Name: Hello Dolly
+Plugin URI: http://wordpress.org/#
+Description: This is not just a plugin, it symbolizes the hope and enthusiasm of an entire generation summed up in two words sung most famously by Louis Armstrong. Hello, Dolly. This is, by the way, the world's first official WordPress plugin. Wish it did something useful.
+Author: Matt Mullenweg
+Author URI: http://photomatt.net
+*/ 
+
+function hello_dolly() {
+	echo "It's me, Dolly.";
+}
+?>