Quill/views/new-post.php

  <div class="narrow">
    <?= partial('partials/header') ?>

      <form role="form" style="margin-top: 20px;" id="note_form">

        <div id="reply">
          <div class="reply-section hidden">
            <div class="form-group has-feedback">
              <label for="note_in_reply_to">Reply To (a URL you are replying to)</label>
              <input type="text" id="note_in_reply_to" value="<?= $this->in_reply_to ?>" class="form-control">
              <span class="loading hidden glyphicon glyphicon-refresh glyphicon-spin form-control-feedback"></span>
            </div>
            <div class="reply-context hidden">
              <div class="reply-author">
                <img src="" width="48" class="author-img"> 
              </div>
              <div class="reply-content">
                <img src="" class="post-img hidden">
                <div class="author"><span class="name"></span> <span class="url"></span></div>
                <h4 class="post-name hidden"></h4>
                <span class="content"></span>
              </div>
            </div>
          </div>
          <a href="" id="expand-reply" class="btn btn-xs btn-info">Reply</a>
        </div>

        <div class="form-group">
          <div id="note_content_remaining" class="pcheck206"><img src="/images/twitter.ico"> <span>140</span></div>
          <label for="note_content">Content</label>
          <textarea id="note_content" value="" class="form-control" style="height: 4em;"></textarea>
        </div>

        <div class="form-group" id="form_tags">
          <label for="note_category">Tags (comma-separated list)</label>
          <input type="text" id="note_category" value="" class="form-control" placeholder="e.g. web, personal">
        </div>

        <div class="form-group" id="form_slug">
          <label for="note_slug">Slug</label>
          <input type="text" id="note_slug" value="" class="form-control">
        </div>

        <div class="form-group">
          <label for="note_photo">Photo</label>
          <input type="file" name="note_photo" id="note_photo" accept="image/*">
          <a href="javascript:switchToManualPhotoURL();" id="note_manual_photo">enter photo url</a>
          <a href="javascript:addPhotoURL();" class="hidden" id="add_photo">add photo</a>
          <br>
          <div id="photo_preview_container" class="hidden">
            <img src="" id="photo_preview" style="max-width: 300px; max-height: 300px;">
            <div>
              <button type="button" class="btn btn-danger btn-sm" id="remove_photo"><span class="glyphicon glyphicon-trash" aria-hidden="true"></span> Remove image</button>
            </div>
          </div>
        </div>

        <div class="form-group">
          <label for="note_syndicate-to">Syndicate <a href="javascript:reload_syndications()">(refresh list)</a></label>
          <div id="syndication-container">
            <?php
            if($this->syndication_targets) {
              echo '<ul>';
              foreach($this->syndication_targets as $syn) {
                echo '<li>'
                 . '<button data-syndicate-to="'.(isset($syn['uid']) ? htmlspecialchars($syn['uid']) : htmlspecialchars($syn['target'])).'" class="btn btn-default btn-block">'
                   . ($syn['favicon'] ? '<img src="'.htmlspecialchars($syn['favicon']).'" width="16" height="16"> ' : '')
                   . htmlspecialchars($syn['target'])
                 . '</button>'
               . '</li>';
              }
              echo '</ul>';
            } else {
              ?><div class="bs-callout bs-callout-warning">No syndication targets were found on your site.
              You can provide a <a href="/docs#syndication">list of supported syndication targets</a> that will appear as checkboxes here.</div><?php
            }
            ?>
          </div>
        </div>

        <div class="form-group">
          <label for="note_location">Location</label>
          <input type="checkbox" id="note_location_chk" value="">
          <img src="/images/spinner.gif" id="note_location_loading" style="display: none;">

          <input type="text" id="note_location_msg" value="" class="form-control" placeholder="" readonly="readonly">
          <input type="hidden" id="note_location">
          <input type="hidden" id="location_enabled" value="<?= $this->location_enabled ?>">

          <div id="note_location_img" style="display: none;">
            <img src="" height="180" id="note_location_img_wide" class="img-responsive">
            <img src="" height="320" id="note_location_img_small" class="img-responsive">
          </div>
        </div>

        <button class="btn btn-success" id="btn_post">Post</button>
      </form>

      <div class="alert alert-success hidden" id="test_success"><strong>Success! We found a Location header in the response!</strong><br>Your post should be on your website now!<br><a href="" id="post_href">View your post</a></div>
      <div class="alert alert-danger hidden" id="test_error"><strong>Your endpoint did not return a Location header.</strong><br>See <a href="/creating-a-micropub-endpoint">Creating a Micropub Endpoint</a> for more information.</div>


      <div id="last_request_container" style="display: none;">
        <h4>Request made to your Micropub endpoint</h4>
        <pre id="test_request" style="width: 100%; min-height: 140px;"></pre>
      </div>

      <?php if($this->test_response): ?>
        <h4>Last response from your Micropub endpoint <span id="last_response_date">(<?= relative_time($this->response_date) ?>)</span></h4>
      <?php endif; ?>
      <pre id="test_response" class="<?= $this->test_response ? '' : 'hidden' ?>" style="width: 100%; min-height: 240px;"><?= htmlspecialchars($this->test_response) ?></pre>

      <hr>
      <div style="text-align: right;">
        <a href="/add-to-home?start">Add to Home Screen</a>
      </div>
  </div>

<style type="text/css">

#reply {
  margin-bottom: 1em;
}

#note_content_remaining {
  float: right;
  font-size: 0.8em;
  font-weight: bold;
}

.pcheck206 { color: #6ba15c; } /* tweet fits within the limit even after adding RT @username */
.pcheck207 { color: #c4b404; } /* danger zone, tweet will overflow when RT @username is added */
.pcheck200,.pcheck208 { color: #59cb3a; } /* exactly fits 140 chars, both with or without RT */
.pcheck413 { color: #a73b3b; } /* over max tweet length */

.reply-context {
  display: flex;
  flex-direction: row;
  padding: 4px;
  margin: 0 3em;
  border: 1px #ccc solid;
  border-radius: 4px;
  background: #f4f4f4;
  max-height: 140px;
  overflow-y: hidden;
}
.reply-context .reply-content {
  flex: 1 0;
}
.reply-context img.author-img {
  border-radius: 4px;
  width: 48px;
  margin-right: 4px;
}
.reply-context .author {
  color: #777;
  font-weight: bold;
  font-size: 0.9em;
}
.reply-context .author .url {
  color: #aaa;
}
.reply-context img.post-img {
  float: right;
  width: 200px;
}

</style>

<script>
function saveNoteState() {
  var state = {
    content: $("#note_content").val(),
    inReplyTo: $("#note_in_reply_to").val(),
    category: $("#note_category").val(),
    slug: $("#note_slug").val(),
    photo: $("#note_photo_url").val()
  };
  state.syndications = [];
  $("#syndication-container button.btn-info").each(function(i,btn){
    state.syndications[$(btn).data('syndicate-to')] = 'selected';
  });
  localforage.setItem('current-note', state);
}

function restoreNoteState() {
  localforage.getItem('current-note', function(err,note){
    if(note) {
      $("#note_content").val(note.content);
      $("#note_in_reply_to").val(note.inReplyTo);
      $("#note_category").val(note.category);
      $("#note_slug").val(note.slug);
      if(note.photo) {
        replacePhotoWithPhotoURL(note.photo);
      }
      if(note.inReplyTo) {
        expandReplySection();
      }
      $("#syndication-container button").each(function(i,btn){
        if($(btn).data('syndicate-to') in note.syndications) {
          $(btn).addClass('btn-info');
        }
      });
      $("#note_content").change();
    }
  });  
}

function replacePhotoWithPhotoURL(url) {
  $("#note_photo").after('<input type="url" name="note_photo_url[]" value="" class="note_photo_url form-control">');
  $(".note_photo_url").val(url);
  $("#note_photo").remove();  
  $("#photo_preview").attr("src", url);
  $("#photo_preview_container").removeClass("hidden");
  $("#note_manual_photo").addClass("hidden");
}

function switchToManualPhotoURL() {
  $("#note_photo").after('<input type="url" name="note_photo_url[]" value="" class="note_photo_url form-control">');
  $("#note_photo").remove();  
  $("#note_photo_url").change(function(){
    $("#photo_preview").attr("src", $(this).val());
    $("#photo_preview_container").removeClass("hidden");
  });
  $("#note_manual_photo").addClass("hidden");
  $("#add_photo").removeClass("hidden");
}

function addPhotoURL() {
  $(".note_photo_url:last").after('<input type="url" name="note_photo_url[]" value="" class="note_photo_url form-control" style="margin-top:2px;">');
  if($(".note_photo_url").length == 4) {
    $("#add_photo").remove();
  }
}

function expandReplySection() {
  $("#expand-reply").click();
  $("#note_in_reply_to").change();  
}

$(function(){

  var userHasSetCategory = false;

  var hasMediaEndpoint = <?= $this->media_endpoint ? 'true' : 'false' ?>;

  $("#note_content, #note_category, #note_in_reply_to, #note_slug, #note_photo_url").on('keyup change', function(e){
    saveNoteState();
  });

  $("#note_content").on('keyup', function(){
    var scrollHeight = document.getElementById("note_content").scrollHeight;
    var currentHeight = parseInt($("#note_content").css("height"));
    if(Math.abs(scrollHeight - currentHeight) > 20) {
      $("#note_content").css("height", (scrollHeight+30)+"px");
    }
  });

  $("#expand-reply").click(function(){
    $('.reply-section').removeClass('hidden');
    $(this).addClass('hidden');
    return false;
  });

  // Preview the photo when one is chosen
  $("#photo_preview_container").addClass("hidden");
  $("#note_photo").on("change", function(e){
    // If the user has a media endpoint, upload the photo to it right now
    if(hasMediaEndpoint) {
      // TODO: add loading state indicator here
      console.log("Uploading file to media endpoint...");
      var formData = new FormData();
      formData.append("null","null");
      formData.append("photo", e.target.files[0]);
      var request = new XMLHttpRequest();
      request.open("POST", "/micropub/media");
      request.onreadystatechange = function() {
        if(request.readyState == XMLHttpRequest.DONE) {
          try {
            var response = JSON.parse(request.responseText);
            if(response.location) {
              // Replace the file upload form with the URL
              replacePhotoWithPhotoURL(response.location);
              saveNoteState();
            } else {
              console.log("Endpoint did not return a location header", response);
            }
          } catch(e) {
            console.log(e);
          }
        }
      }
      request.send(formData);
    } else {
      $("#photo_preview").attr("src", URL.createObjectURL(e.target.files[0]) );
      $("#photo_preview_container").removeClass("hidden");
    }
  });
  $("#remove_photo").on("click", function(){
    $("#note_photo").val("");
    $(".note_photo_url").val("");
    $("#photo_preview").attr("src", "" );
    $("#photo_preview_container").addClass("hidden");
    saveNoteState();
  });

  $("#note_content").on('change keyup', function(e){
    var text = $("#note_content").val();
    var tweet_length = tw_text_proxy(text).length;
    var tweet_check = tw_length_check(text, 140, "<?= $this->user->twitter_username ?>");
    var remaining = 140 - tweet_length;
    $("#note_content_remaining span").html(remaining);
    $("#note_content_remaining").removeClass("pcheck200 pcheck206 pcheck207 pcheck208 pcheck413");
    $("#note_content_remaining").addClass("pcheck"+tweet_check);

    // If the user didn't enter any categories, add them from the post
    if(!userHasSetCategory) {
      var tags = $("#note_content").val().match(/#[a-z][a-z0-9]+/ig);
      if(tags) {
        $("#note_category").val(tags.map(function(tag){ return tag.replace('#',''); }).join(", "));
      }
    }
  });

  $("#note_in_reply_to").on('change', function(){
    var reply_to = $("#note_in_reply_to").val();

    if(reply_to == "") {
      $(".reply-section").addClass("hidden");
      $(".reply-context").addClass("hidden");
      $("#expand-reply").removeClass("hidden");
      return;
    }

    $(".reply-section .loading").removeClass("hidden");
    $.get("/reply/preview", {url:reply_to}, function(data){

      if(data.canonical_reply_url != reply_to) {
        $("#note_in_reply_to").val(data.canonical_reply_url);
      }
      var category = csv_to_array($("#note_category").val());
      for(var i in data.entry.category) {
        if($.inArray(data.entry.category[i], category) == -1) {
          category.push(data.entry.category[i]);
        }
      }
      $("#note_category").val(category.join(", "));

      if($("#note_content").val() == "" && data.mentions) {
        var mentions = '';
        for(var i in data.mentions) {
          mentions += '@'+data.mentions[i]+' ';
        }
        $("#note_content").val(mentions);
      }

      $(".reply-context .content").text(data.entry.content.text);
      if(data.entry.name) {
        $(".reply-context .post-name").text(data.entry.name).removeClass('hidden');
      } else {
        $(".reply-context .post-name").addClass('hidden');
      }
      if(data.entry.author) {
        $(".reply-context .author .name").text(data.entry.author.name);
        $(".reply-context .author .url").text(data.entry.author.url);
        $(".reply-context img.author-img").attr('src', data.entry.author.photo);
      }
      if(data.entry.photo) {
        $(".reply-context img.post-img").attr('src', data.entry.photo[0]).removeClass('hidden');
      } else {
        $(".reply-context img.post-img").addClass('hidden');
      }

      $(".reply-section .loading").addClass("hidden");
      $(".reply-context").removeClass("hidden");
    });
  });

  $("#note_category").on('keydown keyup', function(){
    userHasSetCategory = true;
  });
  $("#note_category").on('change', function(){
    if($("#note_category").val() == "") {
      userHasSetCategory = false;
    }
  });

  // When the reply URL is in the query string, or loads from localstorage, make sure
  // to run the event handlers to expand the reply section
  if($("#note_in_reply_to").val() != "") {
    expandReplySection();
  }

  $("#btn_post").click(function(){

    // Collect all the syndication buttons that are pressed
    var syndications = [];
    $("#syndication-container button.btn-info").each(function(i,btn){
      syndications.push($(btn).data('syndicate-to'));
    });

    var category = csv_to_array($("#note_category").val());

    var formData = new FormData();
    if(v=$("#note_content").val()) {
      formData.append("content", v);
    }
    if(v=$("#note_in_reply_to").val()) {
      formData.append("in-reply-to", v);
    }
    if(v=$("#note_location").val()) {
      formData.append("location", v);
    }
    if(category.length > 0) {
      for(var i in category) {
        formData.append("category[]", category[i]);
      }
    }
    if(syndications.length > 0) {
      for(var i in syndications) {
        formData.append("syndicate-to[]", syndications[i]);
      }
    }
    if(v=$("#note_slug").val()) {
      formData.append("<?= $this->user->micropub_slug_field ?>", v);
    }

    // Add either the photo as a file, or the photo URL depending on whether the user has a media endpoint
    if(document.getElementById("note_photo") && document.getElementById("note_photo").files[0]) {
      formData.append("photo", document.getElementById("note_photo").files[0]);
    } else if($(".note_photo_url").val()) {
      $(".note_photo_url").each(function(){
        if($(this).val()) {
          formData.append("photo[]", $(this).val());
        }
      });
    }

    // Need to append a placeholder field because if the file size max is hit, $_POST will
    // be empty, so the server needs to be able to recognize a post with only a file vs a failed one.
    // This will be stripped by Quill before it's sent to the Micropub endpoint
    formData.append("null","null");

    var request = new XMLHttpRequest();
    request.open("POST", "/micropub/multipart");
    request.onreadystatechange = function() {
      if(request.readyState == XMLHttpRequest.DONE) {
        // console.log(request.responseText);
        try {
          var response = JSON.parse(request.responseText);
          localforage.removeItem('current-note');
          if(response.location) {
            window.location = response.location;
            // console.log(response.location);
          } else {
            $("#test_response").html(response.response).removeClass('hidden');
            $("#test_success").addClass('hidden');
            $("#test_error").removeClass('hidden');
          }
        } catch(e) {
          $("#test_success").addClass('hidden');
          $("#test_error").removeClass('hidden');
        }
        $("#btn_post").removeClass("loading disabled").text("Post");
      }
    }
    $("#btn_post").addClass("loading disabled").text("Working...");
    request.send(formData);

    /*
    $.post("/micropub/multipart", {
      content: $("#note_content").val(),
      'in-reply-to': $("#note_in_reply_to").val(),
      location: $("#note_location").val(),
      category: category,
      slug: $("#note_slug").val(),
      'syndicate-to': syndications
    }, function(data){
      var response = JSON.parse(data);

      if(response.location != false) {
        $("#note_form").slideUp(200, function(){
          $(window).scrollTop($("#test_success").position().top);
        });

        $("#test_success").removeClass('hidden');
        $("#test_error").addClass('hidden');
        $("#post_href").attr("href", response.location);

        $("#note_content").val("");
        $("#note_in_reply_to").val("");
        $("#note_category").val("");
        $("#note_slug").val("");

      } else {
        $("#test_success").addClass('hidden');
        $("#test_error").removeClass('hidden');
      }

      $("#last_response_date").html("(just now)");
      $("#test_request").html(response.request);
      $("#last_request_container").show();
      $("#test_response").html(response.response);
    });
    */

    return false;
  });

  function location_error(msg) {
    $("#note_location_msg").val(msg);
    $("#note_location_chk").removeAttr("checked");
    $("#note_location_loading").hide();
    $("#note_location_img").hide();
    $("#note_location_msg").removeClass("img-visible");
  }

  var map_template_wide = "<?= static_map('{lat}', '{lng}', 180, 700, 15) ?>";
  var map_template_small = "<?= static_map('{lat}', '{lng}', 320, 480, 15) ?>";

  function fetch_location() {
    $("#note_location_loading").show();

    navigator.geolocation.getCurrentPosition(function(position){

      $("#note_location_loading").hide();
      var geo = "geo:" + (Math.round(position.coords.latitude * 100000) / 100000) + "," + (Math.round(position.coords.longitude * 100000) / 100000) + ";u=" + position.coords.accuracy;
      $("#note_location_msg").val(geo);
      $("#note_location").val(geo);
      $("#note_location_img_small").attr("src", map_template_small.replace('{lat}', position.coords.latitude).replace('{lng}', position.coords.longitude));
      $("#note_location_img_wide").attr("src", map_template_wide.replace('{lat}', position.coords.latitude).replace('{lng}', position.coords.longitude));
      $("#note_location_img").show();
      $("#note_location_msg").addClass("img-visible");

      $.post("/prefs/timezone", {
        latitude: position.coords.latitude,
        longitude: position.coords.longitude
      });

    }, function(err){
      if(err.code == 1) {
        location_error("The website was not able to get permission");
      } else if(err.code == 2) {
        location_error("Location information was unavailable");
      } else if(err.code == 3) {
        location_error("Timed out getting location");
      }
    });
  }

  $("#note_location_chk").click(function(){
    if($(this).attr("checked") == "checked") {
      if(navigator.geolocation) {
        $.post("/prefs", {
          enabled: 1
        });
        fetch_location();
      } else {
        location_error("Browser location is not supported");
      }
    } else {
      $("#note_location_img").hide();
      $("#note_location_msg").removeClass("img-visible");
      $("#note_location_msg").val('');
      $("#note_location").val('');

      $.post("/prefs", {
        enabled: 0
      });
    }
  });

  if($("#location_enabled").val() == 1) {
    $("#note_location_chk").attr("checked","checked");
    fetch_location();
  }

  bind_syndication_buttons();

  if($("#note_in_reply_to").val() != "") {
    $("#note_in_reply_to").change();
  } else {
    restoreNoteState();    
  }

});

<?= partial('partials/syndication-js') ?>

</script>