Rough first version of a new blog plugin.

git-svn-id: http://code.elgg.org/elgg/trunk@5370 36083f99-b078-4883-b0ff-0f9b5a30f544

1 files changed, 282 insertions, 0 deletions

diff --git a/mod/blog/actions/blog/save.php b/mod/blog/actions/blog/save.php
new file mode 100644
index 000000000..eade7cad8
--- /dev/null
+++ b/mod/blog/actions/blog/save.php
@@ -0,0 +1,282 @@
+<?php
+/**
+ * Save blog entity
+ *
+ * @package Blog
+ * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
+ * @author Curverider Ltd
+ * @copyright Curverider Ltd 2008-2010
+ * @link http://elgg.org/
+ */
+
+elgg_make_sticky_form();
+
+// edit or create a new entity
+$guid = get_input('guid');
+$user = get_loggedin_user();
+$ajax = get_input('ajax');
+
+// store errors to pass along
+$error = FALSE;
+$error_forward_url = $_SERVER['HTTP_REFERER'];
+
+if ($guid) {
+	$entity = get_entity($guid);
+	if (elgg_instanceof($entity, 'object', 'blog') && $entity->canEdit()) {
+		$blog = $entity;
+	} else {
+		register_error(elgg_echo('blog:error:post_not_found'));
+		forward(get_input('forward', $_SERVER['HTTP_REFERER']));
+	}
+	$success_forward_url = get_input('forward', $blog->getURL());
+} else {
+	$blog = new ElggObject();
+	$blog->subtype = 'blog';
+	$success_forward_url = get_input('forward');
+}
+
+// set defaults and required values.
+$values = array(
+	'title' => '',
+	'description' => '',
+	'status' => 'draft',
+	//'publish_date' => time(),
+	'access_id' => ACCESS_DEFAULT,
+	'comments_on' => 'On',
+	'excerpt' => '',
+	'tags' => '',
+	'container_guid' => ''
+);
+
+$required = array('title', 'description');
+
+foreach ($values as $name => $default) {
+	$values[$name] = get_input($name, $default);
+}
+
+
+// load from POST and do sanity and access checking
+foreach ($values as $name => $default) {
+	$value = get_input($name, $default);
+
+	if (in_array($name, $required) && empty($value)) {
+		$error = elgg_echo("blog:error:missing:$name");
+	}
+
+	if ($error) {
+		break;
+	}
+
+	switch ($name) {
+		case 'tags':
+			if ($value) {
+				$values[$name] = string_to_tag_array($value);
+			} else {
+				unset ($values[$name]);
+			}
+			break;
+
+		case 'excerpt':
+			// restrict to 300 chars
+			if ($value) {
+				$value = substr(strip_tags($value), 0, 300);
+			} else {
+				$value = substr(strip_tags($values['description']), 0, 300);
+			}
+			$values[$name] = $value;
+			break;
+
+		case 'container_guid':
+			// this can't be empty.
+			if (!empty($value)) {
+				if (can_write_to_container($user->getGUID(), $value)) {
+					$values[$name] = $value;
+				} else {
+					$error = elgg_echo("blog:error:cannot_write_to_container");
+				}
+			} else {
+				unset($values[$name]);
+			}
+			break;
+
+		// don't try to set the guid
+		case 'guid':
+			unset($values['guid']);
+			break;
+
+		default:
+			$values[$name] = $value;
+			break;
+	}
+}
+
+// assign values to the entity, stopping on error.
+if (!$error) {
+	foreach ($values as $name => $value) {
+		if (!$blog->$name = $value) {
+			$error = elgg_echo('blog:error:cannot_save1' . $name);
+			break;
+		}
+	}
+}
+
+// only try to save base entity if no errors
+if (!$error && !$blog->save()) {
+	$error = elgg_echo('blog:error:cannot_save');
+}
+
+// forward with success or failure
+if ($ajax) {
+	if ($error) {
+		$json = array('success' => FALSE, 'message' => $error);
+		echo json_encode($json);
+	} else {
+		$msg = elgg_echo('blog:message:saved');
+		$json = array('success' => TRUE, 'message' => $msg, 'guid' => $blog->getGUID());
+		echo json_encode($json);
+	}
+} else {
+	if ($error) {
+		register_error($error);
+		forward($error_forward_url);
+	} else {
+		system_message(elgg_echo('blog:message:saved'));
+		forward($success_forward_url);
+	}
+}
+
+
+
+/*
+ * This might have been a good idea.
+ * It's not.
+
+// edit or create a new entity
+$guid = get_input('guid');
+$user = get_loggedin_user();
+$ajax = get_input('ajax', FALSE);
+
+// store errors to pass along
+$error = FALSE;
+$error_forward_url = $_SERVER['HTTP_REFERER'];
+
+if ($guid) {
+	$entity = get_entity($guid);
+	if (elgg_instanceof($entity, 'object', 'blog') && $entity->canEdit()) {
+		$blog = $entity;
+	} else {
+		register_error(elgg_echo('blog:error:post_not_found'));
+		forward(get_input('forward', $_SERVER['HTTP_REFERER']));
+	}
+	$success_forward_url = get_input('forward', $blog->getURL());
+} else {
+	$blog = new ElggObject();
+	$blog->subtype = 'blog';
+	$success_forward_url = get_input('forward');
+}
+
+// set defaults and required values.
+$values = array(
+	'title' => '',
+	'description' => '',
+	'access_id' => ACCESS_DEFAULT,
+	'comments_on' => 'On',
+	'excerpt' => '',
+	'tags' => '',
+	'container_guid' => ''
+);
+
+$required = array('title', 'description');
+
+foreach ($values as $name => $default) {
+	$values[$name] = get_input($name, $default);
+}
+
+
+// load from POST and do sanity and access checking
+foreach ($values as $name => $default) {
+
+	if ($error) {
+		break;
+	}
+
+	$value = get_input($name, $default);
+
+	if (in_array($name, $required) && empty($value)) {
+		register_error(elgg_echo("blog:error:missing:$name"));
+		forward($error_forward_url);
+	}
+
+	switch ($name) {
+		case 'tags':
+			$values[$name] = string_to_tag_array($value);
+			break;
+
+		case 'excerpt':
+			// restrict to 300 chars
+			if ($value) {
+				$value = substr(strip_tags($value), 0, 300);
+			} else {
+				$value = substr(strip_tags($values['description']), 0, 300);
+			}
+			$values[$name] = $value;
+			break;
+
+		case 'container_guid':
+			// this can't be empty.
+			if (!empty($value)) {
+				if (can_write_to_container($user->getGUID(), $value)) {
+					$values[$name] = $value;
+				} else {
+					$error = elgg_echo("blog:error:cannot_write_to_container");
+				}
+			} else {
+				unset($values[$name]);
+			}
+			break;
+
+		// don't try to set the guid
+		case 'guid':
+			unset($values['guid']);
+			break;
+
+		default:
+			$values[$name] = $value;
+			break;
+	}
+}
+
+// assign values to the entity, stopping on error.
+foreach ($values as $name => $value) {
+	if (!$blog->$name = $value) {
+		$error = elgg_echo('blog:error:cannot_save');
+		break;
+	}
+}
+
+// only try to save base entity if no errors
+if (!$error && !$blog->save()) {
+	$error = elgg_echo('blog:error:cannot_save');
+}
+
+// forward or return ajax data.
+if ($ajax) {
+	if ($error) {
+		$json = array('success' => FALSE, 'message' => $error);
+		echo json_encode($json);
+	} else {
+		$msg = elgg_echo('blog:message:saved');
+		$json = array('success' => TRUE, 'message' => $msg);
+		echo json_encode($json);
+	}
+} else {
+	if ($error) {
+		register_error($error);
+		forward($error_forward_url);
+	} else {
+		system_message(elgg_echo('blog:message:saved'));
+		forward($success_forward_url);
+	}
+}
+
+*/
\ No newline at end of file