Class: Helper

Inherits:
Object
  • Object
show all
Defined in:
lib/Helper.rb

Class Method Summary collapse

Class Method Details

.compareVersion(version1, version2) ⇒ Object 



185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
 
# File 'lib/Helper.rb', line 185

def self.compareVersion(version1, version2)
    if version1.major > version2.major
        true
    else
        if version1.minor > version2.minor
            true
        else
            if version1.patch > version2.patch
                true
            else
                false
            end
        end
    end
end

.createDirIfNotExist(dirPath) ⇒ Object 



37
38
39
40
41
42
43
44
45
 
# File 'lib/Helper.rb', line 37

def self.createDirIfNotExist(dirPath)
    dirs = dirPath.split("/")
    currentDir = ""
    begin
        dir = dirs.shift
        currentDir = "#{currentDir}/#{dir}"
        Dir.mkdir(currentDir) unless File.exists?(currentDir)
    end while dirs.length > 0
end

.createPostInfo(postInfo, isPin, isForJekyll) ⇒ Object 



102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
 
# File 'lib/Helper.rb', line 102

def self.createPostInfo(postInfo, isPin, isForJekyll)
    title = postInfo.title&.gsub("[","")
    title = title&.gsub("]","")

    tags = ""
    if !postInfo.tags.nil? && postInfo.tags.length > 0
        tags = "\"#{postInfo.tags.map { |tag| tag&.gsub("\"", "\\\"") }.join("\",\"")}\""
    end

    result = "---\n"
    result += "title: \"#{title&.gsub("\"", "\\\"")}\"\n"
    result += "author: \"#{postInfo.creator&.gsub("\"", "\\\"")}\"\n"
    result += "date: #{postInfo.firstPublishedAt.strftime('%Y-%m-%dT%H:%M:%S.%L%z')}\n"
    result += "last_modified_at: #{postInfo.latestPublishedAt.strftime('%Y-%m-%dT%H:%M:%S.%L%z')}\n"
    result += "categories: \"#{postInfo.collectionName&.gsub("\"", "\\\"")}\"\n"
    result += "tags: [#{tags}]\n"
    result += "description: \"#{postInfo.description&.gsub("\"", "\\\"")}\"\n"
    if !postInfo.previewImage.nil?
        result += "image:\r\n"
        result += "  path: /#{postInfo.previewImage}\r\n"
    end
    if !isPin.nil? && isPin == true
        result += "pin: true\r\n"
    end

    if isForJekyll
        result += "render_with_liquid: false\n"
    end
    result += "---\n"
    result += "\r\n"

    result
end

.createWatermark(postURL, isForJekyll) ⇒ Object 



202
203
204
205
206
207
208
209
210
211
212
213
 
# File 'lib/Helper.rb', line 202

def self.createWatermark(postURL, isForJekyll)
    jekyllOpen = ""
    if isForJekyll
        jekyllOpen = "{:target=\"_blank\"}"
    end

    text = "\r\n\r\n\r\n"
    text += "_[Post](#{postURL})#{jekyllOpen} converted from Medium by [ZMediumToMarkdown](https://github.com/ZhgChgLi/ZMediumToMarkdown)#{jekyllOpen}._"
    text += "\r\n"

    text
end

.downloadLatestVersion ⇒ Object 



57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
 
# File 'lib/Helper.rb', line 57

def self.downloadLatestVersion()
    rootPath = File.expand_path('../', File.dirname(__FILE__))
    
    if File.file?("#{rootPath}/ZMediumToMarkdown.gemspec")
        apiPath = 'https://api.github.com/repos/ZhgChgLi/ZMediumToMarkdown/releases'
        versions = JSON.parse(Request.URL(apiPath).body).sort { |a,b| b["id"] <=> a["id"] }

        version = nil
        index = 0
        while version == nil do
            thisVersion = versions[index]
            if thisVersion["prerelease"] == false
                version = thisVersion
                next
            end
            index += 1
        end
        
        zipFilePath = version["zipball_url"]
        puts "Downloading latest version from github..."
        open('latest.zip', 'wb') do |fo|
            fo.print open(zipFilePath).read
        end

        puts "Unzip..."
        Zip::File.open("latest.zip") do |zipfile|
            zipfile.each do |file|
                fileNames = file.name.split("/")
                fileNames.shift
                filePath = fileNames.join("/")
                if filePath != ''
                    puts "Unzinp...#{filePath}"
                    zipfile.extract(file, filePath) { true }
                end
            end
        end
        File.delete("latest.zip")

        tagName = version["tag_name"]
        puts "Update to version #{tagName} successfully!"
    else
        system("gem update ZMediumToMarkdown")
    end
end

.escapeHTML(text, toHTMLEntity = true) ⇒ Object 



26
27
28
29
30
31
32
33
34
35
 
# File 'lib/Helper.rb', line 26

def self.escapeHTML(text, toHTMLEntity = true)
    if toHTMLEntity
        text = text.gsub(/(<)/, '&lt;')
        text = text.gsub(/(>)/, '&gt;')
    else
        text = text.gsub(/(<)/, '\<')
        text = text.gsub(/(>)/, '\>')
    end
    text
end

.escapeMarkdown(text) ⇒ Object 



22
23
24
 
# File 'lib/Helper.rb', line 22

def self.escapeMarkdown(text)
    text.gsub(/(\*|_|`|\||\\|\{|\}|\[|\]|\(|\)|#|\+|\-|\.|\!)/){ |x| "\\#{x}" }
end

.fetchOGImage(url) ⇒ Object 



15
16
17
18
19
20
 
# File 'lib/Helper.rb', line 15

def self.fetchOGImage(url)
    html = Request.html(Request.URL(url))
    return "" unless html
    image = html.search("meta[property='og:image']")
    image.attribute('content') || ""
end

.getLocalVersion ⇒ Object 



145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
 
# File 'lib/Helper.rb', line 145

def self.getLocalVersion()
    rootPath = File.expand_path('../', File.dirname(__FILE__))
    
    result = nil
    if File.file?("#{rootPath}/ZMediumToMarkdown.gemspec")
        gemspecContent = File.read("#{rootPath}/ZMediumToMarkdown.gemspec")
        result = gemspecContent[/(gem\.version){1}\s+(\=)\s+(\'){1}(\d+(\.){1}\d+(\.){1}\d+){1}(\'){1}/, 4]
    else
        result = Gem.loaded_specs["ZMediumToMarkdown"].version.version
    end

    if !result.nil?
        Gem::Version.new(result)
    else
        nil
    end
end

.getRemoteVersionFromGithub ⇒ Object 



163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
 
# File 'lib/Helper.rb', line 163

def self.getRemoteVersionFromGithub()
    apiPath = 'https://api.github.com/repos/ZhgChgLi/ZMediumToMarkdown/releases'
    versions = JSON.parse(Request.URL(apiPath).body).sort { |a,b| b["id"] <=> a["id"] }

    tagName = nil
    index = 0
    while tagName == nil do
        thisVersion = versions[index]
        if thisVersion["prerelease"] == false
            tagName = thisVersion["tag_name"]
            next
        end
        index += 1
    end

    if !tagName.nil?
        Gem::Version.new(tagName.downcase.gsub! 'v','')
    else
        nil
    end
end

.makeWarningText(message) ⇒ Object 



47
48
49
50
51
52
53
54
55
 
# File 'lib/Helper.rb', line 47

def self.makeWarningText(message)
    puts "####################################################\n"
    puts "#WARNING:\n"
    puts "##{message}\n"
    puts "#--------------------------------------------------#\n"
    puts "#Please feel free to open an Issue or submit a fix/contribution via Pull Request on:\n"
    puts "#https://github.com/ZhgChgLi/ZMediumToMarkdown\n"
    puts "####################################################\n"
end

.printNewVersionMessageIfExists ⇒ Object 



136
137
138
139
140
141
142
143
 
# File 'lib/Helper.rb', line 136

def self.printNewVersionMessageIfExists() 
    if Helper.getRemoteVersionFromGithub() > Helper.getLocalVersion()
        puts "##########################################################"
        puts "#####           New Version Available!!!             #####"
        puts "##### Please type `ZMediumToMarkdown -n` to update!! #####"
        puts "##########################################################"
    end
end