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/**
* This is a minimal version of the PDFViewer widget.
* It is NOT use in the website_slides module, but it is called when embedding
* a slide/video/document. This code can depend on pdf.js, JQuery and Bootstrap
* (see website_slides.slide_embed_assets bundle, in website_slides_embed.xml)
*/
$(function () {
if ($('#PDFViewer') && $('#PDFViewerCanvas')) { // check if presentation only
var MIN_ZOOM=1, MAX_ZOOM=10, ZOOM_INCREMENT=.5;
// define embedded viewer (minimal object of the website.slide.PDFViewer widget)
var EmbeddedViewer = function ($viewer) {
var self = this;
this.viewer = $viewer;
this.slide_url = $viewer.find('#PDFSlideViewer').data('slideurl');
this.slide_id = $viewer.find('#PDFSlideViewer').data('slideid');
this.defaultpage = parseInt($viewer.find('#PDFSlideViewer').data('defaultpage'));
this.canvas = $viewer.find('canvas')[0];
this.pdf_viewer = new PDFSlidesViewer(this.slide_url, this.canvas, true);
this.pdf_viewer.loadDocument().then(function () {
self.on_loaded_file();
});
};
EmbeddedViewer.prototype.__proto__ = {
// jquery inside the object (like Widget)
$: function (selector) {
return this.viewer.find($(selector));
},
// post process action (called in '.then()')
on_loaded_file: function () {
this.$('canvas').show();
this.$('#page_count').text(this.pdf_viewer.pdf_page_total);
this.$('#PDFViewerLoader').hide();
if (this.pdf_viewer.pdf_page_total > 1) {
this.$('.o_slide_navigation_buttons').removeClass('hide');
}
// init first page to display
var initpage = this.defaultpage;
var pageNum = (initpage > 0 && initpage <= this.pdf_viewer.pdf_page_total) ? initpage : 1;
this.render_page(pageNum);
},
on_rendered_page: function (pageNumber) {
if (pageNumber) {
this.$('#page_number').val(pageNumber);
this.navUpdate(pageNumber);
}
},
on_resize: function() {
this.render_page(this.pdf_viewer.pdf_page_current);
},
// page switching
render_page: function (pageNumber) {
this.pdf_viewer.queueRenderPage(pageNumber).then(this.on_rendered_page.bind(this));
this.navUpdate(pageNumber);
},
change_page: function () {
var pageAsked = parseInt(this.$('#page_number').val(), 10);
if (1 <= pageAsked && pageAsked <= this.pdf_viewer.pdf_page_total) {
this.pdf_viewer.changePage(pageAsked).then(this.on_rendered_page.bind(this));
this.navUpdate(pageAsked);
} else {
// if page number out of range, reset the page_counter to the actual page
this.$('#page_number').val(this.pdf_viewer.pdf_page_current);
}
},
next: function () {
var self = this;
this.pdf_viewer.nextPage().then(function (pageNum) {
if (pageNum) {
self.on_rendered_page(pageNum);
} else {
if (self.pdf_viewer.pdf) { // avoid display suggestion when pdf is not loaded yet
self.display_suggested_slides();
}
}
});
},
previous: function () {
var self = this;
this.pdf_viewer.previousPage().then(function (pageNum) {
if (pageNum) {
self.on_rendered_page(pageNum);
}
self.$("#slide_suggest").addClass('d-none');
});
},
first: function () {
var self = this;
this.pdf_viewer.firstPage().then(function (pageNum) {
self.on_rendered_page(pageNum);
self.$("#slide_suggest").addClass('d-none');
});
},
last: function () {
var self = this;
this.pdf_viewer.lastPage().then(function (pageNum) {
self.on_rendered_page(pageNum);
self.$("#slide_suggest").addClass('d-none');
});
},
zoomIn: function() {
if(this.pdf_viewer.pdf_zoom < MAX_ZOOM) {
this.pdf_viewer.pdf_zoom += ZOOM_INCREMENT;
this.render_page(this.pdf_viewer.pdf_page_current);
}
},
zoomOut: function() {
if(this.pdf_viewer.pdf_zoom > MIN_ZOOM) {
this.pdf_viewer.pdf_zoom -= ZOOM_INCREMENT;
this.render_page(this.pdf_viewer.pdf_page_current);
}
},
navUpdate: function (pageNum) {
this.$('#first').toggleClass('disabled', pageNum < 3 );
this.$('#previous').toggleClass('disabled', pageNum < 2 );
this.$('#next, #last').removeClass('disabled');
this.$('#zoomout').toggleClass('disabled', this.pdf_viewer.pdf_zoom <= MIN_ZOOM);
this.$('#zoomin').toggleClass('disabled', this.pdf_viewer.pdf_zoom >= MAX_ZOOM);
},
// full screen mode
fullscreen: function () {
this.pdf_viewer.toggleFullScreen();
},
fullScreenFooter: function (ev) {
if (ev.target.id === "PDFViewerCanvas") {
this.pdf_viewer.toggleFullScreenFooter();
}
},
// display suggestion displayed after last slide
display_suggested_slides: function () {
this.$("#slide_suggest").removeClass('d-none');
this.$('#next, #last').addClass('disabled');
},
};
// embedded pdf viewer
var embeddedViewer = new EmbeddedViewer($('#PDFViewer'));
// bind the actions
$('#previous').on('click', function () {
embeddedViewer.previous();
});
$('#next').on('click', function () {
embeddedViewer.next();
});
$('#first').on('click', function () {
embeddedViewer.first();
});
$('#last').on('click', function () {
embeddedViewer.last();
});
$('#zoomin').on('click', function () {
embeddedViewer.zoomIn();
});
$('#zoomout').on('click', function () {
embeddedViewer.zoomOut();
});
$('#page_number').on('change', function () {
embeddedViewer.change_page();
});
$('#fullscreen').on('click', function () {
embeddedViewer.fullscreen();
});
$('#PDFViewer').on('click', function (ev) {
embeddedViewer.fullScreenFooter(ev);
});
$('#PDFViewer').on('wheel', function (ev) {
if (ev.metaKey || ev.ctrlKey) {
if (ev.originalEvent.deltaY > 0) {
embeddedViewer.zoomOut();
} else if(ev.originalEvent.deltaY < 0) {
embeddedViewer.zoomIn();
}
return false;
}
});
$(window).on('resize', _.debounce(function() {
embeddedViewer.on_resize();
}, 500));
// switching slide with keyboard
$(document).keydown(function (ev) {
if (ev.keyCode === 37 || ev.keyCode === 38) {
embeddedViewer.previous();
}
if (ev.keyCode === 39 || ev.keyCode === 40) {
embeddedViewer.next();
}
});
// display the option panels
$('.oe_slide_js_embed_option_link').on('click', function (ev) {
ev.preventDefault();
var toggleDiv = $(this).data('slide-option-id');
$('.oe_slide_embed_option').not(toggleDiv).each(function () {
$(this).hide();
});
$(toggleDiv).slideToggle();
});
// animation for the suggested slides
$('.oe_slides_suggestion_media').hover(
function () {
$(this).find('.oe_slides_suggestion_caption').stop().slideDown(250);
},
function () {
$(this).find('.oe_slides_suggestion_caption').stop().slideUp(250);
}
);
// embed widget page selector
$('.oe_slide_js_embed_code_widget input').on('change', function () {
var page = parseInt($(this).val());
if (!(page > 0 && page <= embeddedViewer.pdf_viewer.pdf_page_total)) {
page = 1;
}
var actualCode = embeddedViewer.$('.slide_embed_code').val();
var newCode = actualCode.replace(/(page=).*?([^\d]+)/, '$1' + page + '$2');
embeddedViewer.$('.slide_embed_code').val(newCode);
});
// To avoid create a dependancy to openerpframework.js, we use JQuery AJAX to post data instead of ajax.jsonRpc
$('.oe_slide_js_share_email button').on('click', function () {
var widget = $('.oe_slide_js_share_email');
var input = widget.find('input');
var slideID = widget.find('button').data('slide-id');
if (input.val() && input[0].checkValidity()) {
widget.removeClass('o_has_error').find('.form-control, .custom-select').removeClass('is-invalid');
$.ajax({
type: "POST",
dataType: 'json',
url: '/slides/slide/send_share_email',
contentType: "application/json; charset=utf-8",
data: JSON.stringify({'jsonrpc': "2.0", 'method': "call", "params": {'slide_id': slideID, 'email': input.val()}}),
success: function () {
widget.html($('<div class="alert alert-info" role="alert"><strong>Thank you!</strong> Mail has been sent.</div>'));
},
error: function (data) {
console.error("ERROR ", data);
},
});
} else {
widget.addClass('o_has_error').find('.form-control, .custom-select').addClass('is-invalid');
input.focus();
}
});
}
});
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