Ghost/core/server/lib/image/blog-icon.js
Naz 12cad62a53 Fixed up JSDoc
no issue

- The method description was a complete tautology
2021-11-05 17:17:18 +04:00

126 lines
4.2 KiB
JavaScript

const sizeOf = require('image-size');
const Promise = require('bluebird');
const _ = require('lodash');
const path = require('path');
const errors = require('@tryghost/errors');
const tpl = require('@tryghost/tpl');
const messages = {
error: 'Could not fetch icon dimensions.'
};
class BlogIcon {
constructor({config, urlUtils, settingsCache, storageUtils}) {
this.config = config;
this.urlUtils = urlUtils;
this.settingsCache = settingsCache;
this.storageUtils = storageUtils;
}
/**
* Get dimensions for ico file from its real file storage path
* Always returns {object} getIconDimensions
* @param {string} path
* @returns {Promise<Object>} getIconDimensions
* @description Takes a file path and returns ico width and height.
*/
getIconDimensions(storagePath) {
return new Promise((resolve, reject) => {
let dimensions;
try {
dimensions = sizeOf(storagePath);
if (dimensions.images) {
dimensions.width = _.maxBy(dimensions.images, function (w) {
return w.width;
}).width;
dimensions.height = _.maxBy(dimensions.images, function (h) {
return h.height;
}).height;
}
return resolve({
width: dimensions.width,
height: dimensions.height
});
} catch (err) {
return reject(new errors.ValidationError({
message: tpl(messages.error, {
file: storagePath,
error: err.message
})
}));
}
});
}
/**
* Check if file is `.ico` extension
* Always returns {object} isIcoImageType
* @param {string} icon
* @returns {boolean} true if submitted path is .ico file
* @description Takes a path and returns boolean value.
*/
isIcoImageType(icon) {
const blogIcon = icon || this.settingsCache.get('icon');
return blogIcon.match(/.ico$/i) ? true : false;
}
/**
* Check if file is `.ico` extension
* Always returns {object} isIcoImageType
* @param {string} icon
* @returns {boolean} true if submitted path is .ico file
* @description Takes a path and returns boolean value.
*/
getIconType(icon) {
const blogIcon = icon || this.settingsCache.get('icon');
return this.isIcoImageType(blogIcon) ? 'x-icon' : 'png';
}
/**
* Return URL for Blog icon: [subdirectory or not]favicon.[ico or png]
* Always returns {string} getIconUrl
* @returns {string} [subdirectory or not]favicon.[ico or png]
* @description Checks if we have a custom uploaded icon and the extension of it. If no custom uploaded icon
* exists, we're returning the default `favicon.ico`
*/
getIconUrl(absolut) {
const blogIcon = this.settingsCache.get('icon');
if (absolut) {
if (blogIcon) {
return this.isIcoImageType(blogIcon) ? this.urlUtils.urlFor({relativeUrl: '/favicon.ico'}, true) : this.urlUtils.urlFor({relativeUrl: '/favicon.png'}, true);
} else {
return this.urlUtils.urlFor({relativeUrl: '/favicon.ico'}, true);
}
} else {
if (blogIcon) {
return this.isIcoImageType(blogIcon) ? this.urlUtils.urlFor({relativeUrl: '/favicon.ico'}) : this.urlUtils.urlFor({relativeUrl: '/favicon.png'});
} else {
return this.urlUtils.urlFor({relativeUrl: '/favicon.ico'});
}
}
}
/**
* @description Checks if we have a custom uploaded icon. If no custom uploaded icon
* exists, we're returning the default `favicon.ico`
* @returns {string} physical storage path of site icon without [subdirectory]/content/image prefix
*/
getIconPath() {
const blogIcon = this.settingsCache.get('icon');
if (blogIcon) {
return this.storageUtils.getLocalFileStoragePath(blogIcon);
} else {
return path.join(this.config.get('paths:publicFilePath'), 'favicon.ico');
}
}
}
module.exports = BlogIcon;