function check_filterless_things()
{
// Var is string with length 113: /wp-admin/plugin-editor.php?file=my-plugin%2Fviews%2Fplugin-file.php
$referer = wp_get_referer();
// contains key "path" with value like "/wp-admin/plugin-editor.php"
$referer_info = parse_url($referer);
if ("/wp-admin/plugin-editor.php" === $referer_info["path"]) {
// We are in plugin editor
// Check for plugin edit saved
if (isset($_POST["newcontent"]) && isset($_POST["action"]) && "update" == $_POST["action"] && isset($_POST["file"]) && !empty($_POST["file"])) {
// A file was edited
$file = $_POST["file"];
// $plugins = get_plugins();
// http://codex.wordpress.org/Function_Reference/wp_text_diff
// Generate a diff of changes
if (!class_exists('WP_Text_Diff_Renderer_Table')) {
require_once ABSPATH . WPINC . '/wp-diff.php';
}
$original_file_contents = file_get_contents(WP_PLUGIN_DIR . "/" . $file);
$new_file_contents = wp_unslash($_POST["newcontent"]);
$left_lines = explode("\n", $original_file_contents);
$right_lines = explode("\n", $new_file_contents);
$text_diff = new Text_Diff($left_lines, $right_lines);
$num_added_lines = $text_diff->countAddedLines();
$num_removed_lines = $text_diff->countDeletedLines();
// Generate a diff in classic diff format
$renderer = new Text_Diff_Renderer();
$diff = $renderer->render($text_diff);
$this->infoMessage('plugin_file_edited', array("plugin_edited_file" => $file, "plugin_edit_diff" => $diff, "plugin_edit_num_added_lines" => $num_added_lines, "plugin_edit_num_removed_lines" => $num_removed_lines));
$did_log = true;
}
}
}
function render()
{
return parent::render($this->diff);
}