From 5932c3427b060d4f0aeab92d7ed17c8e8d4fd1d7 Mon Sep 17 00:00:00 2001
From: Marien Fressinaud <dev@marienfressinaud.fr>
Date: Sun, 7 Dec 2014 14:31:50 +0100
Subject: [PATCH] Add entry_before_display hook

See https://github.com/FreshRSS/FreshRSS/issues/252
---
 app/views/index/normal.phtml  |  5 +++++
 app/views/index/reader.phtml  | 11 +++++++----
 lib/Minz/ExtensionManager.php |  6 ++++--
 3 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/app/views/index/normal.phtml b/app/views/index/normal.phtml
index 02d621bd0..9cbd367d0 100644
--- a/app/views/index/normal.phtml
+++ b/app/views/index/normal.phtml
@@ -35,6 +35,11 @@ if (!empty($this->entries)) {
 		<a href="<?php echo Minz_Url::display(Minz_Request::currentRequest()); ?>"><?php echo _t('new_article'); ?></a>
 	</div><?php
 	foreach ($this->entries as $item) {
+		$item = Minz_ExtensionManager::callHook('entry_before_display', $item);
+		if (is_null($item)) {
+			continue;
+		}
+
 		if ($display_today && $item->isDay(FreshRSS_Days::TODAY, $today)) {
 			?><div class="day" id="day_today"><?php
 				echo _t('today');
diff --git a/app/views/index/reader.phtml b/app/views/index/reader.phtml
index f07868488..75bea9743 100644
--- a/app/views/index/reader.phtml
+++ b/app/views/index/reader.phtml
@@ -6,10 +6,13 @@ if (!empty($this->entries)) {
 	$content_width = FreshRSS_Context::$conf->content_width;
 ?>
 
-<div id="stream" class="reader">
-	<?php foreach ($this->entries as $item) { ?>
-
-	<div class="flux<?php echo !$item->isRead() ? ' not_read' : ''; ?><?php echo $item->isFavorite() ? ' favorite' : ''; ?>" id="flux_<?php echo $item->id(); ?>">
+<div id="stream" class="reader"><?php
+	foreach ($this->entries as $item) {
+		$item = Minz_ExtensionManager::callHook('entry_before_display', $item);
+		if (is_null($item)) {
+			continue;
+		}
+	?><div class="flux<?php echo !$item->isRead() ? ' not_read' : ''; ?><?php echo $item->isFavorite() ? ' favorite' : ''; ?>" id="flux_<?php echo $item->id(); ?>">
 		<div class="flux_content">
 			<div class="content <?php echo $content_width; ?>">
 				<?php
diff --git a/lib/Minz/ExtensionManager.php b/lib/Minz/ExtensionManager.php
index 7557e178f..5491c7cf6 100644
--- a/lib/Minz/ExtensionManager.php
+++ b/lib/Minz/ExtensionManager.php
@@ -13,8 +13,10 @@ class Minz_ExtensionManager {
 
 	private static $ext_auto_enabled = array();
 
+	// List of available hooks. Please keep this list sorted.
 	private static $hook_list = array(
-		'entry_before_insert' => array(),  // function($entry)
+		'entry_before_display' => array(),  // function($entry) -> Entry | null
+		'entry_before_insert' => array(),  // function($entry) -> Entry | null
 	);
 	private static $ext_to_hooks = array();
 
@@ -230,7 +232,7 @@ class Minz_ExtensionManager {
 		$args = func_get_args();
 		unset($args[0]);
 
-		$result = $args;
+		$result = $args[1];
 		foreach (self::$hook_list[$hook_name] as $function) {
 			$result = call_user_func_array($function, $args);