event's API support update and image_url

server/api/controller/event.js

@@ -236,6 +236,8 @@ const eventController = {
 
       if (req.file) {
         eventDetails.image_path = req.file.filename
+      } else if (body.image_url) {
+        eventDetails.image_path = await helpers.getImageFromURL(body.image_url)
       }
 
       const event = await Event.create(eventDetails)
@@ -289,6 +291,7 @@ const eventController = {
     }
     const body = req.body
     const event = await Event.findByPk(body.id)
+    if (!event) return res.sendStatus(404)
     if (!req.user.is_admin && event.userId !== req.user.id) {
       return res.sendStatus(403)
     }
@@ -316,6 +319,8 @@ const eventController = {
         }
       }
       eventDetails.image_path = req.file.filename
+    } else if (body.image_url) {
+      eventDetails.image_path = await helpers.getImageFromURL(body.image_url)
     }
 
     await event.update(eventDetails)

server/api/index.js

@@ -86,8 +86,7 @@ api.put('/place', isAdmin, eventController.updatePlace)
  * @param {array} [recurrent.days] - array of days
  * @param {image} [image] - Image
  */
-api.post('/event', upload.single('image'), eventController.add)
+api.post('/event', hasPerm('event:write'), upload.single('image'), eventController.add)
-
 api.put('/event', hasPerm('event:write'), upload.single('image'), eventController.update)
 
 // remove event

server/api/storage.js

@@ -45,7 +45,7 @@ const DiskStorage = {
       .pipe(outStream)
       .on('error', err)
 
-    outStream.on('finish', function () {
+    outStream.on('finish', () => {
       cb(null, {
         destination: config.upload_path,
         filename,

server/helpers.js

@@ -2,7 +2,13 @@ const settingsController = require('./api/controller/settings')
 const acceptLanguage = require('accept-language')
 const moment = require('moment-timezone')
 const config = require('config')
+const debug = require('debug')('helpers')
 const pkg = require('../package.json')
+const fs = require('fs')
+const path = require('path')
+const sharp = require('sharp')
+const axios = require('axios')
+const crypto = require('crypto')
 
 const DOMPurify = require('dompurify')
 const { JSDOM } = require('jsdom')
@@ -59,6 +65,45 @@ module.exports = {
     moment.locale(req.settings.locale)
     moment.tz.setDefault(req.settings.instance_timezone)
     next()
+  },
+
+  async getImageFromURL (url) {
+    debug(`getImageFromURL ${url}`)
+    const filename = crypto.randomBytes(16).toString('hex') + '.webp'
+    const finalPath = path.resolve(config.upload_path, filename)
+    const thumbPath = path.resolve(config.upload_path, 'thumb', filename)
+    const outStream = fs.createWriteStream(finalPath)
+    const thumbStream = fs.createWriteStream(thumbPath)
+
+    const resizer = sharp().resize(1200).webp({ quality: 95 })
+    const thumbnailer = sharp().resize(400).webp({ quality: 90 })
+
+    const response = await axios({ method: 'GET', url, responseType: 'stream' })
+
+    return new Promise((resolve, reject) => {
+      let onError = false
+      const err = e => {
+        if (onError) {
+          return
+        }
+        onError = true
+        reject(e)
+      }
+
+      response.data
+        .pipe(thumbnailer)
+        .on('error', err)
+        .pipe(thumbStream)
+        .on('error', err)
+
+      response.data
+        .pipe(resizer)
+        .on('error', err)
+        .pipe(outStream)
+        .on('error', err)
+
+      outStream.on('finish', () => resolve(filename))
+    })
   }
 
 }

wp-plugin/gancio.php

@@ -2,244 +2,41 @@
 /*
 Plugin Name: WPGancio
 Plugin URI:  https://gancio.org
-Description:
+Description: Connects an user of a gancio instance to a Wordpress user so that published events are automatically pushed with Gancio API.
 Version:     1.0
-Author:
+Author:      Gancio
 Author URI:  https://gancio.org
-License:     GPL2
+License:  AGPL 3.0
-License URI: https://
 
-Copyright YEAR PLUGIN_AUTHOR_NAME (email : your email address)
+WPGancio is free software: you can redistribute it and/or modify it under the
-(Plugin Name) is free software: you can redistribute it and/or modify
+terms of the GNU Affero General Public License as published by the Free
-it under the terms of the GNU General Public License as published by
+Software Foundation, either version 3 of the license, or any later version.
-the Free Software Foundation, either version 2 of the License, or
-any later version.
 
-(Plugin Name) is distributed in the hope that it will be useful,
+WPGancio is distributed in the hope that it will be useful, but WITHOUT ANY
-but WITHOUT ANY WARRANTY; without even the implied warranty of
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+PARTICULAR PURPOSE. See the GNU General Public License for more details.
-GNU General Public License for more details.
 
-You should have received a copy of the GNU General Public License
+You should have received a copy of the GNU Affero General Public License
-along with (WPGancio). If not, see (http://link to your plugin license).
+along with (WPGancio). If not, see (https://www.gnu.org/licenses/agpl-3.0.html).
 */
 
-
 defined( 'ABSPATH' ) or die( 'Nope, not accessing this' );
+require_once('settings.php');
+
+require_once('oauth.php');
+
+
 /**
- * @internal never define functions inside callbacks.
+ * What does WPGancio do?
- * these functions could be run multiple times; this would result in a fatal error.
+ * This plugin connects a user of a gancio instance to a Wordpress user so that events published
+ * on Wordpress are automatically inserted.
+ * It requires an event manager plugin, only Event Organiser (https://wp-event-organiser.com/) is
+ * supported until now but to add another plugin it's easy.
  */
 
 /**
- * custom option and settings
+ * - Add Gancio Settings page to select an instance URL and...
- */
+ * - start an OAuth 2.0 authentication flow with the selected instance
-function wpgancio_settings_init() {
+ * - Send each new / updated events to the selected instance via Gancio API
-  // register a new setting for "wpgancio" page
-  register_setting( 'wpgancio', 'wpgancio_options' );
- 
-  // register a new section in the "wpgancio" page
-  add_settings_section(
-    'wpgancio_section_developers',
-    __( 'Gancio settings.', 'wpgancio' ),
-    'wpgancio_section_developers_cb',
-    'wpgancio');
- 
-  // register a new field in the "wporg_section_developers" section, inside the "wporg" page
-  add_settings_field(
-    'wpgancio_field_url', // as of WP 4.6 this value is used only internally
-    // use $args' label_for to populate the id inside the callback
-    __( 'Instance URL', 'wpgancio' ),
-    'wpgancio_field_url_cb',
-    'wpgancio',
-    'wpgancio_section_developers',
-    [
-      'label_for' => 'wpgancio_field_url',
-      'class' => 'wpgancio_row',
-      'wpgancio_custom_data' => 'custom',
-    ]
-  );
-}
-
-/**
- * register our wpgancio_settings_init to the admin_init action hook
- */
-add_action( 'admin_init', 'wpgancio_settings_init' );
-add_action( 'update_option_wpgancio_options', 'wpgancio_update_options', 15, 2);
-
-function wpgancio_update_options ($old_value, $new_value) {
-  $instance_url = $new_value['wpgancio_field_url'];
-  $redirect_uri = get_site_url(null, '/wp-admin/options-general.php?page=wpgancio' );
-  // wp_redirect(get_option('wpgancio_field_url'));
-  $response = wp_remote_post( "$instance_url/api/client", array(
-    'method' => 'POST',
-    'body' => array(
-      'client_name' => 'WPGancio',
-      'redirect_uris' => $redirect_uri,
-      'scopes' => 'event:write',
-      'website' => 'https://gancio.org'
-    )
-  ));
-
-  if ( is_wp_error( $response ) ) {
-    $error_message = $response->get_error_message();
-    echo "Something went wrong: $error_message";
-    exit;
-  }
-  $data = json_decode( wp_remote_retrieve_body($response), true);
-  // var_dump($data);
-  update_option('wpgancio_client_secret', $data['client_secret']);
-  update_option('wpgancio_client_id', $data['client_id']);
-  wp_redirect($instance_url . "/authorize?response_type=code&redirect_uri=$redirect_uri&scope=event:write&client_id=" . get_option('wpgancio_client_id'));
-  exit;
-};
-
-function wpgancio_update_event ($post_id) {
-  $event = get_post( $post_id );
-  $date = eo_get_schedule_start( 'U', $post_id );
-  $venue_id = eo_get_venue($post_id);
-  $place_name = eo_get_venue_name($venue_id);
-  $place_address = eo_get_venue_address($venue_id);
-  $options = get_option( 'wpgancio_options' );
-  $instance_url = $options['wpgancio_field_url'];
-  $response = wp_remote_post($instance_url . '/api/event', array(
-   'headers' => array (
-     'Authorization' => 'Bearer ' . get_option('wpgancio_token')
-   ),
-   'body' => array(
-     'title' => $event->post_title,
-     'description' => $event->post_content,
-     'start_datetime' => intval($date),
-     'place_name' => $place_name,
-     'place_address' => $place_address
-   )
-  ));
-  if ( is_wp_error( $response ) ) {
-    $error_message = $response->get_error_message();
-    echo "Something went wrong: $error_message";
-    exit;
-  }
-  var_dump($response);
-  $data = wp_remote_retrieve_body($response);
-  // syslog(1, "sono qua!");
-}
-
-add_action('eventorganiser_save_event', 'wpgancio_update_event', 15);
-
-/**
- * custom option and settings:
- * callback functions
  */
 
-// developers section cb 
-// section callbacks can accept an $args parameter, which is an array.
-// $args have the following keys defined: title, id, callback.
-// the values are defined at the add_settings_section() function.
-function wpgancio_section_developers_cb( $args ) {
- ?>
- <p id="<?php echo esc_attr( $args['id'] ); ?>"><?php esc_html_e( 'Follow the white rabbit.', 'wporg' ); ?></p>
- <?php
-}
-
-// instance url field cb
-// field callbacks can accept an $args parameter, which is an array.
-// $args is defined at the add_settings_field() function.
-// wordpress has magic interaction with the following keys: label_for, class.
-// the "label_for" key value is used for the "for" attribute of the <label>.
-// the "class" key value is used for the "class" attribute of the <tr> containing the field.
-// you can add custom key value pairs to be used inside your callbacks.
-function wpgancio_field_url_cb( $args ) {
- // get the value of the setting we've registered with register_setting()
- $options = get_option( 'wpgancio_options' );
- // output the field
- ?>
- <input id="<?php echo esc_attr( $args['label_for'] ); ?>" value="<?php echo $options[ $args['label_for'] ]; ?>"
- data-custom="<?php echo esc_attr( $args['wpgancio_custom_data'] ); ?>"
- name="wpgancio_options[<?php echo esc_attr( $args['label_for'] ); ?>]"
- >
- <p class="description">
- <?php esc_html_e( 'Insert your gancio instance URL', 'wpgancio' ); ?>
- </p>
- <?php
-}
-
-
-function wpgancio_options_page() {
-  // add top level menu page
-  add_options_page(
-  'Gancio',
-  'Gancio',
-  'manage_options',
-  'wpgancio',
-  'wpgancio_options_page_html'
-  );
-}
-
-/**
- * register our wporg_options_page to the admin_menu action hook
- */
-add_action( 'admin_menu', 'wpgancio_options_page' );
-
-/**
- * top level menu:
- * callback functions
- */
-function wpgancio_options_page_html() {
-  $code = $_GET['code'];
-  if ( $code ) {
-    update_option('wpgancio_code', $code);
-    $options = get_option( 'wpgancio_options' );
-    $instance_url = $options['wpgancio_field_url'];
-    $response = wp_remote_post($instance_url . "/oauth/token", array(
-      'body' => array(
-        'client_id' => get_option('wpgancio_client_id'),
-        'client_secret' => get_option('wpgancio_client_secret'),
-        'scope' => 'event:write',
-        'grant_type' => 'authorization_code',
-        'code' => $code,
-        'state' => 'antani'
-      )));
-    if ( is_wp_error( $response ) ) {
-      $error_message = $response->get_error_message();
-      echo "Something went wrong: $error_message";
-      exit;
-    }
-    $data = json_decode( wp_remote_retrieve_body($response), true);
-    update_option('wpgancio_token', $data['access_token']);
-    update_option('wpgancio_refresh', $data['refresh_token']);
-  }
-
-  // check user capabilities
-  if ( ! current_user_can( 'manage_options' ) ) { return; }
-
-  // add error/update messages
-  // check if the user have submitted the settings
-  // wordpress will add the "settings-updated" $_GET parameter to the url
-  if ( isset( $_GET['settings-updated'] ) ) {
-    // add settings saved message with the class of "updated"
-    add_settings_error( 'wpgancio_messages', 'wpgancio_message', __( 'Settings Saved', 'wpgancio' ), 'updated' );
-  }
-
-  // show error/update messages
-  settings_errors( 'wpgancio_messages' );
-
-?>
-
- <div class="wrap">
- <h1><?php echo esc_html( get_admin_page_title() ); ?></h1>
- <form action="options.php" method="post">
- <?php
- // output security fields for the registered setting "wpgancio"
- settings_fields( 'wpgancio' );
- // output setting sections and their fields
- // (sections are registered for "wpgancio", each field is registered to a specific section)
- do_settings_sections( 'wpgancio' );
- // output save settings button
- submit_button( 'Save Settings' );
- ?>
- </form>
- </div>
- <?php
-}
-
-

wp-plugin/oauth.php

@@ -0,0 +1,66 @@
+<?php
+defined( 'ABSPATH' ) or die( 'Nope, not accessing this' );
+
+// eventorganizer / triggered after an event has been updated
+// http://codex.wp-event-organiser.com/hook-eventorganiser_save_event.html
+add_action('eventorganiser_save_event', 'wpgancio_save_event', 15);
+
+function wpgancio_save_event ($post_id) {
+  $event = get_post( $post_id );
+
+  // do not save if it's a draft
+  if ($event->post_status != 'publish') {
+    return;
+  }
+
+  $gancio_id = get_post_meta($post_id, 'gancio_id', TRUE);
+
+  // image_path
+  $date = eo_get_schedule_start( 'U', $post_id );
+
+  // get place details
+  $venue_id = eo_get_venue($post_id);
+  $place_name = eo_get_venue_name($venue_id);
+  $place_address = eo_get_venue_address($venue_id);
+  $options = get_option('wpgancio_options');
+  $instance_url = $options['wpgancio_field_url'];
+
+  $body = array (
+    'title' => $event->post_title,
+    'description' => $event->post_content,
+    'start_datetime' => intval($date),
+    'place_name' => $place_name,
+    'place_address' => $place_address,
+  );
+
+  // add image if specified
+  $image_url = get_the_post_thumbnail_url($post_id);
+  if ($image_url) {
+    $body['image_url'] = $image_url;
+  }
+
+  // update
+  if ($gancio_id) {
+    $body['id'] = $gancio_id;
+    $http = _wp_http_get_object();
+    $response = $http->request( $instance_url . '/api/event', array(
+      'method' => 'PUT',
+      'headers' => array (
+        'Authorization' => 'Bearer ' . get_option('wpgancio_token')
+      ), 'body' => $body ));
+  } else { // or create
+    $response = wp_remote_post($instance_url . '/api/event', array(
+      'headers' => array (
+        'Authorization' => 'Bearer ' . get_option('wpgancio_token')
+      ), 'body' => $body ));
+  }
+
+  if ( is_wp_error( $response ) ) {
+    $error_message = $response->get_error_message();
+    echo "<div class='error notice'><p>${error_message}</p></div>";
+    return;
+  }
+
+  $data = json_decode(wp_remote_retrieve_body($response));
+  update_post_meta($post_id, 'gancio_id', $data->id);
+}

wp-plugin/settings.php

@@ -0,0 +1,156 @@
+<?php
+defined( 'ABSPATH' ) or die( 'Nope, not accessing this' );
+
+
+// Fires as an admin screen or script is being initialized. Register out settings
+add_action( 'admin_init', 'wpgancio_settings_init' );
+function wpgancio_settings_init() {
+  register_setting( 'wpgancio', 'wpgancio_options' );
+
+  // register a new settings page
+  add_settings_section('wpgancio_settings', __('Settings'), FALSE, 'wpgancio');
+
+  // register a new field in the 'wpgancio_settings' section
+  add_settings_field('wpgancio_field_url', __( 'Instance URL', 'wpgancio' ),
+    'wpgancio_field_url_cb', 'wpgancio',
+    'wpgancio_settings', [ 'label_for' => 'wpgancio_field_url' ] );
+}
+
+add_action( 'update_option_wpgancio_options', 'wpgancio_update_options', 15, 2);
+
+// Fires before the administration menu loads in the admin, add our options page
+add_action( 'admin_menu', 'wpgancio_options_page' );
+
+function wpgancio_update_options ($old_value, $new_value) {
+  $instance_url = $new_value['wpgancio_field_url'];
+  $redirect_uri = get_site_url(null, '/wp-admin/options-general.php?page=wpgancio' );
+
+  // create this WP instance as a new client in selected gancio instance
+  $response = wp_remote_post( "$instance_url/api/client", array(
+    'method' => 'POST',
+    'body' => array(
+      'client_name' => 'WPGancio',
+      'redirect_uris' => esc_html($redirect_uri),
+      'scopes' => 'event:write',
+      'website' => 'https://gancio.org'
+    )
+  ));
+
+  if ( is_wp_error( $response ) ) {
+    add_settings_error('wpgancio_messages', 'wpgancio_messages',
+      $response->get_error_message());
+  } else {
+    $data = json_decode( wp_remote_retrieve_body($response), true);
+    update_option('wpgancio_client_secret', $data['client_secret']);
+    update_option('wpgancio_client_id', $data['client_id']);
+    $query = join('&', array(
+      'response_type=code',
+      'redirect_uri=' . esc_html($redirect_uri),
+      'scope=event:write',
+      'client_id=' . get_option('wpgancio_client_id'),
+      'state=antani'
+    ));
+
+    wp_redirect("${instance_url}/authorize?${query}");
+    exit;
+  }
+};
+
+
+
+function wpgancio_options_page() {
+  // add top level menu page
+  add_options_page(
+  'Gancio',
+  'Gancio',
+  'manage_options',
+  'wpgancio',
+  'wpgancio_options_page_html'
+  );
+}
+
+// instance url field cb
+// field callbacks can accept an $args parameter, which is an array.
+// $args is defined at the add_settings_field() function.
+// wordpress has magic interaction with the following keys: label_for, class.
+// the "label_for" key value is used for the "for" attribute of the <label>.
+// the "class" key value is used for the "class" attribute of the <tr> containing the field.
+// you can add custom key value pairs to be used inside your callbacks.
+
+function wpgancio_field_url_cb( $args ) {
+  // get the value of the setting we've registered with register_setting()
+  $options = get_option( 'wpgancio_options' );
+  // output the field
+  ?>
+
+  <input id="<?php echo esc_attr( $args['label_for'] ); ?>"
+    value="<?php echo $options[ $args['label_for'] ]; ?>"
+    name="wpgancio_options[<?php echo esc_attr( $args['label_for'] ); ?>]">
+
+  <p class="description">
+    <?php esc_html_e( 'Insert your gancio instance URL', 'wpgancio' ); ?>
+  </p>
+
+  <?php
+}
+
+
+/**
+ * top level menu:
+ * callback functions
+ */
+function wpgancio_options_page_html() {
+  // check user capabilities
+  if ( ! current_user_can( 'manage_options' ) ) { return; }
+
+  // show error/update messages
+  //settings_errors( 'wpgancio_messages' );
+
+  $code = $_GET['code'];
+  if ( $code ) {
+    update_option('wpgancio_code', $code);
+    $options = get_option( 'wpgancio_options' );
+    $instance_url = $options['wpgancio_field_url'];
+    $response = wp_remote_post($instance_url . "/oauth/token", array(
+      'body' => array(
+        'client_id' => get_option('wpgancio_client_id'),
+        'client_secret' => get_option('wpgancio_client_secret'),
+        'scope' => 'event:write',
+        'grant_type' => 'authorization_code',
+        'code' => $code,
+        'state' => 'antani'
+      )));
+    if ( is_wp_error( $response ) ) {
+      add_settings_error('wpgancio_messages', 'wpgancio_messages', $response->get_error_message());
+      settings_errors( 'wpgancio_messages' );
+    } else if ( $response['response']['code'] == 500 ) {
+      add_settings_error('wpgancio_messages', 'wpgancio_messages', wp_remote_retrieve_body($response));
+      settings_errors( 'wpgancio_messages' );
+    } else {
+      $data = json_decode( wp_remote_retrieve_body($response), true);
+      update_option('wpgancio_token', $data['access_token']);
+      update_option('wpgancio_refresh', $data['refresh_token']);
+      add_settings_error('wpgancio_messages', 'wpgancio_messages', 'TUTTO REGO MATCH!', 'success');
+      settings_errors( 'wpgancio_messages' );
+    }
+  }
+
+
+?>
+
+ <div class="wrap">
+ <h1><?php echo esc_html( get_admin_page_title() ); ?></h1>
+ <form action="options.php" method="post">
+ <?php
+  // output security fields for the registered setting "wpgancio"
+  settings_fields( 'wpgancio' );
+  // output setting sections and their fields
+  // (sections are registered for "wpgancio", each field is registered to a specific section)
+  do_settings_sections( 'wpgancio' );
+  // output save settings button
+  submit_button( 'Save Settings' );
+ ?>
+ </form>
+ </div>
+ <?php
+}