prooduction version 1

includes/js/ajax.js

@@ -0,0 +1,29 @@
+jQuery(document).ready(function($) {
+
+    // Code submission
+    jQuery('#code_form').submit(function(e) {
+        e.preventDefault(); // this disables the submit button so the user stays on the page
+
+        // Validation
+        if ( code.length < 8 ) {
+          jQuery('#resp').html('Code ist zu kurz!');
+        } else {
+
+          data = {'code' : $('input[name=code]').val(),
+                  'action' : 'submit_code',
+                  'format' :  $('select[name=format]').val()
+                };
+
+          // ajax call
+          $.ajax({
+              type: "POST",
+              dataType: "json",
+              url: frontendajax.ajaxurl,
+              data: data})
+              .done(function(msg){
+                        jQuery('#resp').html(msg.resp);
+              })
+              .fail( function(eins) { console.log("Fehler", eins);});
+        }
+    });
+});

includes/options.php

@@ -0,0 +1,140 @@
+<?php
+class DltDownloaderSettingsPage
+{
+    /**
+     * Holds the values to be used in the fields callbacks
+     */
+    private $options;
+
+    /**
+     * Start up
+     */
+    public function __construct()
+    {
+        add_action( 'admin_menu', array( $this, 'add_plugin_page' ) );
+        add_action( 'admin_init', array( $this, 'page_init' ) );
+    }
+
+    /**
+     * Add options page
+     */
+    public function add_plugin_page()
+    {
+        // This page will be under "Settings"
+        add_options_page(
+            'Downloader Settings',
+            'Downloader Settings',
+            'manage_options',
+            'downloader-setting-admin',
+            array( $this, 'create_admin_page' )
+        );
+    }
+
+    /**
+     * Options page callback
+     */
+    public function create_admin_page()
+    {
+        // Set class property
+        $this->options = get_option( 'dlt_downloader' );
+        ?>
+        <div class="wrap">
+            <h2>My Settings</h2>
+            <form method="post" action="options.php">
+            <?php
+                // This prints out all hidden setting fields
+                settings_fields( 'dlt_downloader_group' );
+                do_settings_sections( 'dlt_downloader_admin' );
+                submit_button();
+            ?>
+            </form>
+            Coded by Daniel Schubert <a href="http://www.schubertdaniel.de">www.schubertdaniel.de</a>
+        </div>
+        <?php
+    }
+
+    /**
+     * Register and add settings
+     */
+    public function page_init()
+    {
+        register_setting(
+            'dlt_downloader_group', // Option group
+            'dlt_downloader', // Option name
+            array( $this, 'sanitize' ) // Sanitize
+        );
+
+        add_settings_section(
+            'downloader_settings', // ID
+            'Downloader Settings', // Title
+            array( $this, 'print_section_info' ), // Callback
+            'dlt_downloader_admin' // Page
+        );
+
+        add_settings_field(
+            'downloader_downloader_zip_file', // ID
+            'Zip Datei', // Title
+            array( $this, 'downloader_zip_file_callback' ), // Callback
+            'dlt_downloader_admin', // Page
+            'downloader_settings' // Section
+        );
+
+
+        add_settings_field(
+            'downloader_sqlite_database',
+            'SQLite3 Datenbank',
+            array( $this, 'downloader_sqlite_database_callback' ),
+            'dlt_downloader_admin',
+            'downloader_settings'
+        );
+    }
+
+    /**
+     * Sanitize each setting field as needed
+     *
+     * @param array $input Contains all settings fields as array keys
+     */
+    public function sanitize( $input )
+    {
+        $new_input = array();
+        if( isset( $input['downloader_zip_file'] ) )
+            $new_input['downloader_zip_file'] = sanitize_text_field( $input['downloader_zip_file'] );
+
+        if( isset( $input['downloader_sqlite_database'] ) )
+            $new_input['downloader_sqlite_database'] = sanitize_text_field( $input['downloader_sqlite_database'] );
+
+        return $new_input;
+    }
+
+    /**
+     * Print the Section text
+     */
+    public function print_section_info()
+    {
+        print 'Enter your settings below:';
+    }
+
+    /**
+     * Get the settings option array and print one of its values
+     */
+
+    public function downloader_zip_file_callback()
+    {
+        printf(
+            '<input type="text" id="downloader_zip_file" size="80" required name="dlt_downloader[downloader_zip_file]" value="%s" />',
+            isset( $this->options['downloader_zip_file'] ) ? esc_attr( $this->options['downloader_zip_file']) : ''
+        );
+    }
+
+
+    public function downloader_sqlite_database_callback()
+    {
+        printf(
+            '<input type="text" id="downloader_sqlite_database" size="60" required name="dlt_downloader[downloader_sqlite_database]" value="%s" />',
+            isset( $this->options['downloader_sqlite_database'] ) ? esc_attr( $this->options['downloader_sqlite_database']) : ''
+        );
+    }
+}
+
+if( is_admin() )
+    $dlt_downloader_settings_page = new DltDownloaderSettingsPage();