<?php

/**

* @version $Id$

* Add a button to open attachments online with Zoho or Pixlr web service

* @author Rene Kanzler <rk (at) cosmomill (dot) de>

*/

class cloudview extends rcube_plugin {

public $task = 'mail|settings';

private $aAttachmentData = array();

private $oMessage;

/**

* Plugin initialization

*/

function init() {

// initialize the rcmail class ##

$oRCmail = rcmail::get_instance();

// Add include path for internal classes ##

$include_path = $this->home . '/lib' . PATH_SEPARATOR;

$include_path .= ini_get('include_path');

set_include_path($include_path);

// include javascript files ##

$this->include_script("js/browserWindowSize.js");

if ($oRCmail->action == 'show' || $oRCmail->action == 'preview') {

$this->add_hook('message_load', array($this, 'messageLoad'));

$this->add_hook('template_object_messagebody', array($this, 'htmlOutput'));

}

else if (!$oRCmail->output->framed && (!$oRCmail->action || $oRCmail->action == 'list')) {

$this->include_script('js/openDocument.js');

}

$this->register_action('plugin.cloudview', array($this, 'viewDocument'));

// preference settings hooks ##

if ($oRCmail->task == 'settings') {

$this->add_hook('preferences_list', array($this, 'preferencesList'));

$this->add_hook('preferences_save', array($this, 'preferencesSave'));

}

}

/**

* Handler for user preferences form (preferences_list hook)

*/

function preferencesList($args) {

// add our new preferences to the server settings page ##

if ($args['section'] != 'server') {

return $args;

}

// initialize the rcmail class ##

$oRCmail = rcmail::get_instance();

// load configuration ##

$this->load_config();

// load localization and configuration ##

$this->add_texts('localization/');

// get disabled configuration parameters ##

$aDontOverride = $oRCmail->config->get('dont_override', array());

// add zoho save url input field ##

if (!in_array('cloudview_zoho_save_url', $aDontOverride)) { // check that our configuration is not disabled ##

$sFieldId = '_cloudview_zoho_save_url';

// get the current value ##

$sZohoSaveUrl = $oRCmail->config->get('cloudview_zoho_save_url');

// crate the input field ##

$oInputField = new html_inputfield( array('name' => $sFieldId, 'id' => $sFieldId, 'size' => 50) );

// add the new input filed to the argument list ##

$args['blocks']['main']['options']['cloudview_zoho_save_url'] = array(

'title' => html::label($sFieldId, Q($this->gettext('zohosaveurl'))),

'content' => $oInputField->show($sZohoSaveUrl),

);

}

// add pixlr save url input field ##

if (!in_array('cloudview_pixlr_save_url', $aDontOverride)) { // check that our configuration is not disabled ##

$sFieldId = '_cloudview_pixlr_save_url';

// get the current value ##

$sPixlrSaveUrl = $oRCmail->config->get('cloudview_pixlr_save_url');

// crate the input field ##

$oInputField = new html_inputfield( array('name' => $sFieldId, 'id' => $sFieldId, 'size' => 50) );

// add the new input filed to the argument list ##

$args['blocks']['main']['options']['cloudview_pixlr_save_url'] = array(

'title' => html::label($sFieldId, Q($this->gettext('pixlrsaveurl'))),

'content' => $oInputField->show($sPixlrSaveUrl),

);

}

// add access key input field ##

if (!in_array('cloudview_access_key', $aDontOverride)) { // check that our configuration is not disabled ##

$sFieldId = '_cloudview_access_key';

// get the current value ##

$sAccessKey = $oRCmail->config->get('cloudview_access_key');

// crate the input field ##

$oInputField = new html_inputfield( array('name' => $sFieldId, 'id' => $sFieldId, 'size' => 50) );

// add the new input filed to the argument list ##

$args['blocks']['main']['options']['cloudview_access_key'] = array(

'title' => html::label($sFieldId, Q($this->gettext('accesskey'))),

'content' => $oInputField->show($sAccessKey),

);

}

// add enable editor check box ##

if (!in_array('cloudview_enable_editor', $aDontOverride)) { // check that our configuration is not disabled ##

$sFieldId = '_cloudview_enable_editor';

// get the current value ##

$bEnableEditor = $oRCmail->config->get('cloudview_enable_editor');

// crate the input field ##

$oCheckBox = new html_checkbox( array('name' => $sFieldId, 'id' => $sFieldId, 'value' => 1) );

// add the new input filed to the argument list ##

$args['blocks']['main']['options']['cloudview_enable_editor'] = array(

'title' => html::label($sFieldId, Q($this->gettext('enableeditor'))),

'content' => $oCheckBox->show($bEnableEditor?1:0),

);

}

return $args;

}

/**

* Handler for user preferences save (preferences_save hook)

*/

function preferencesSave($args) {

// add our new preferences to the server settings page ##

if ($args['section'] != 'server') {

return $args;

}

// initialize the rcmail class ##

$oRCmail = rcmail::get_instance();

// load configuration ##

$this->load_config();

// get disabled configuration parameters ##

$aDontOverride = $oRCmail->config->get('dont_override', array());

// zoho save url ##

if (!in_array('cloudview_zoho_save_url', $aDontOverride)) { // check that our configuration is not disabled ##

// get the current value ##

#$sSaveUrl = $oRCmail->config->get('cloudview_zoho_save_url');

// set the new value ##

$args['prefs']['cloudview_zoho_save_url'] = filter_var($_POST['_cloudview_zoho_save_url'], FILTER_SANITIZE_URL);

}

// pixlr save url ##

if (!in_array('cloudview_pixlr_save_url', $aDontOverride)) { // check that our configuration is not disabled ##

// get the current value ##

#$sSaveUrl = $oRCmail->config->get('cloudview_pixlr_save_url');

// set the new value ##

$args['prefs']['cloudview_pixlr_save_url'] = filter_var($_POST['_cloudview_pixlr_save_url'], FILTER_SANITIZE_URL);

}

// access key ##

if (!in_array('cloudview_access_key', $aDontOverride)) { // check that our configuration is not disabled ##

// get the current value ##

#$sAccessSecret = $oRCmail->config->get('cloudview_access_key');

// set the new value ##

$args['prefs']['cloudview_access_key'] = filter_var($_POST['_cloudview_access_key'], FILTER_SANITIZE_STRING);

}

// enable editor ##

if (!in_array('cloudview_enable_editor', $aDontOverride)) { // check that our configuration is not disabled ##

// get the current value ##

#$bEnableEditor = $oRCmail->config->get('cloudview_enable_editor');

// set the new value ##

$args['prefs']['cloudview_enable_editor'] = isset($_POST['_cloudview_enable_editor']) ? true : false;

}

return $args;

}

/**

* Check message bodies and attachments for supported documents

*/

function messageLoad($p)

{

$this->oMessage = $p['object'];

// handle attachments ##

foreach ( (array)$this->oMessage->attachments as $oAttachment ) {

$sMimeType = $this->isSupportedDoc($oAttachment);

if ($sMimeType) { // if $sMimeType isset we support the document ##

$this->aAttachmentData[] = array('mime_id' => $oAttachment->mime_id,

'mimetype' => $sMimeType,

'filename' => $oAttachment->filename

);

}

}

// debug stuff ##

#var_dump($this->oMessage->attachments);

if ($this->aAttachmentData)

$this->add_texts('localization');

}

/**

* This callback function adds a box below the message content

* if there is a supported document available

*/

function htmlOutput($p) {

$bAttachScript = false;

$bAttachPdfScript = false;

foreach ($this->aAttachmentData as $aDocumentInfo) {

$aJsonDocument[document] = $aDocumentInfo;

$style = 'margin:0.5em 1em; padding:0.2em 0.5em; border:1px solid #999; '

.'border-radius:4px; -moz-border-radius:4px; -webkit-border-radius:4px; width: auto';

if (mimeHelper::isMimeTypeText($aDocumentInfo['mimetype'])) {

$icon = 'plugins/cloudview/' .$this->local_skin_path(). '/x-office-document.png';

// add box below message body ##

$p['content'] .= html::p(array('style' => $style),

html::a(array('href' => "#",

'onclick' => "return plugin_cloudview_view_document('".JQ(json_encode($aJsonDocument))."')",

'title' => $this->gettext('opendocument')

),

html::img(array('src' => $icon,

'style' => 'vertical-align:middle'

)

)

) . ' ' . html::span(null, Q($aDocumentInfo['filename']))

);

$bAttachScript = true;

}

if (mimeHelper::isMimeTypeSpreadsheet($aDocumentInfo['mimetype'])) {

$icon = 'plugins/cloudview/' .$this->local_skin_path(). '/x-office-spreadsheet.png';

// add box below message body ##

$p['content'] .= html::p(array('style' => $style),

html::a(array('href' => "#",

'onclick' => "return plugin_cloudview_view_document('".JQ(json_encode($aJsonDocument))."')",

'title' => $this->gettext('opendocument')

),

html::img(array('src' => $icon,

'style' => 'vertical-align:middle'

)

)

) . ' ' . html::span(null, Q($aDocumentInfo['filename']))

);

$bAttachScript = true;

}

if(mimeHelper::isMimeTypePresentation($aDocumentInfo['mimetype'])) {

$icon = 'plugins/cloudview/' .$this->local_skin_path(). '/x-office-presentation.png';

// add box below message body ##

$p['content'] .= html::p(array('style' => $style),

html::a(array('href' => "#",

'onclick' => "return plugin_cloudview_view_document('".JQ(json_encode($aJsonDocument))."')",

'title' => $this->gettext('opendocument')

),

html::img(array('src' => $icon,

'style' => 'vertical-align:middle'

)

)

) . ' ' . html::span(null, Q($aDocumentInfo['filename']))

);

$bAttachScript = true;

}

if(mimeHelper::isMimeTypeImage($aDocumentInfo['mimetype'])) {

$icon = 'plugins/cloudview/' .$this->local_skin_path(). '/image-x-generic.png';

// add box below message body ##

$p['content'] .= html::p(array('style' => $style),

html::a(array('href' => "#",

'onclick' => "return plugin_cloudview_view_document('".JQ(json_encode($aJsonDocument))."')",

'title' => $this->gettext('opendocument')

),

html::img(array('src' => $icon,

'style' => 'vertical-align:middle'

)

)

) . ' ' . html::span(null, Q($aDocumentInfo['filename']))

);

$bAttachScript = true;

}

if(mimeHelper::isMimeTypePdf($aDocumentInfo['mimetype'])) {

$icon = 'plugins/cloudview/' .$this->local_skin_path(). '/x-application-pdf.png';

// show PDF below message body ##

$p['content'] .= html::div(array('class' => 'pdfviewer-container'),

html::p(array('class' => 'pdfviewer-navigation', 'style' => $style),

html::span(array('style' => 'float:right'),

html::a(array('href' => "#",

'class' => 'svgicon-arrowleft prev-page',

'title' => $this->gettext('previouspage')

), ''

) .

html::span(null,

html::span(array('class' => 'page_num'), '') . ' ' . $this->gettext('pagenrof') . ' ' . html::span(array('class' => 'page_count'), '')

) .

html::a(array('href' => "#",

'class' => 'svgicon-arrowright next-page',

'title' => $this->gettext('nextpage')

), ''

)

) .

html::img(array('src' => $icon,

'style' => 'vertical-align:middle'

)

) . ' ' .

html::span(null, Q($aDocumentInfo['filename']))

) .

html::div(array('class' => 'pdfviewer-viewport'),

html::tag('canvas', array('class' => 'pdfviewer-canvas',

'data-id' => $aDocumentInfo['mime_id']

)

)

)

);

$bAttachPdfScript = true;

}

}

if ($bAttachScript) {

$this->include_script('js/openDocument.js');

}

if ($bAttachPdfScript) {

$this->include_script('js/pdf-min.js');

$this->include_script('js/compatibility-min.js');

$this->include_script('js/showPdf.js');

$this->include_script('js/raphael.js');

$this->include_script('js/svgIcons.js');

}

return $p;

}

/**

* Handler for request action

*/

function viewDocument() {

// tell the plugin API where to search for texts ##

$this->add_texts('localization', true);

// get the post values ##

$sUid = get_input_value('_uid', RCUBE_INPUT_POST);

$aJsonDocument = get_input_value('_info', RCUBE_INPUT_POST);

// initialize the rcmail class ##

$oRCmail = rcmail::get_instance();

// get the attachment as string ##

if ($sUid && $aJsonDocument) {

$aDocumentInfo = json_decode($aJsonDocument, true);

$sDocument = $oRCmail->imap->get_message_part($sUid, $aDocumentInfo['document']['mime_id']);

}

// get Zoho API Key from plugin config ##

if (!defined('zohoAPIkey')) {

$this->load_config();

$sZohoAPIkey = $oRCmail->config->get('zoho_api_key');

define('zohoAPIkey', $sZohoAPIkey);

}

// check if editor mode is enabled ##

$bEnableEditor = $oRCmail->config->get('cloudview_enable_editor');

if ($bEnableEditor) {

$sOpenMode = 'edit';

} else {

$sOpenMode = 'view';

}

// open document with Zoho or Pixlr ##

$aJsonResponse = openDocument::loadDocument($sDocument, $aDocumentInfo['document']['filename'], $aDocumentInfo['document']['mimetype'], $sOpenMode);

// check the result ##

$aResult = json_decode($aJsonResponse, true);

if ($aResult['response']['result'] != 'Success') {

$oRCmail->output->command('display_message', $this->gettext($aResult['response']['errorCode']), 'error');

}

$oRCmail->output->command('plugin.cloudview', array('message' => $aJsonResponse));

$oRCmail->output->send();

}

/**

* Check if specified attachment contains a supported document.

* @param oAttachment The attachment object

* @return boolean True if part is a document supported by Zoho

*/

function isSupportedDoc($oAttachment) {

// use file name suffix with hard-coded mime-type map ##

$aMimeExt = @include(RCMAIL_CONFIG_DIR . '/mimetypes.php');

$sFileSuffix = pathinfo($oAttachment->filename, PATHINFO_EXTENSION);

if (is_array($aMimeExt)) {

$sMimeType = $aMimeExt[$sFileSuffix];

}

if (mimeHelper::isSupportedMimeType($oAttachment->mimetype)) {

return mimeHelper::isSupportedMimeType($oAttachment->mimetype);

} else {

return mimeHelper::isSupportedMimeType($sMimeType);

}

}

}

?>