Class: EricWeixin::MediaResource

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/eric_weixin/media_resource.rb

Constant Summary collapse

RESOURCE_TYPE = 
{
    'pic_in_article' => '文章内图片',
    'thumbnail' => '缩略图',
    'audio' => '音频',
    'video' => '视频'
}

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.save_media(options, file) ⇒ Object

保存图文内图片

参数说明

  • public_account_id 需要处理的公众账号

  • media 资源

  • tags 标签

  • type 资源类型

调用示例

::EricWeixin::MediaResource.save_media media: File.new(‘/Users/ericliu/Pictures/1.pic.jpg’),

tags: 'test',
public_account_id: 1,
type: xx

#



86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
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
 
# File 'app/models/eric_weixin/media_resource.rb', line 86

def self.save_media options, file
  BusinessException.raise "媒体类型不正确" unless EricWeixin::MediaResource::RESOURCE_TYPE.keys.include?(options[:type])
  file_path = "/uploads/wechat_pic/#{options[:type]}/"
  unless Dir.exist?  Rails.root.join("public").to_s + file_path
    BusinessException.raise "请创建目录#{ Rails.root.join("public").to_s + file_path}"
  end
  EricWeixin::MediaResource.transaction do
    resource = EricWeixin::MediaResource.new tags: options[:tags],
                                             category_name: options[:type],
                                             public_account_id: options[:public_account_id]
    resource.save!

    file_name = "#{EricTools.uuid}-#{file.original_filename}"
    origin_name_with_path = Rails.root.join("public#{file_path}", file_name)
    File.open(origin_name_with_path, 'wb') do |f|
      f.write(file.read)
    end


    json = EricWeixin::MediaResource.upload_media media: File.new(origin_name_with_path),
                                                 type: case options[:type]
                                                         when 'thumbnail'
                                                           'thumb'
                                                         when 'audio'
                                                           'voice'
                                                         when 'video'
                                                           'video'
                                                         when 'image'
                                                           'image'
                                                       end,
                                                 public_account_id: options[:public_account_id]
    url = json["url"]
    media_id = json["media_id"]
    resource.local_link = "#{file_path}#{file_name}"
    resource.wechat_link = url
    resource.media_id = media_id
    resource.save!


  end
end

.save_pic_in_article(options, file) ⇒ Object

保存图文内图片

参数说明

  • public_account_id 需要处理的公众账号

  • pic 图片

  • tags 标签

调用示例

::EricWeixin::MediaResource.save_pic_in_article pic: File.read(‘/Users/ericliu/Pictures/1.pic.jpg’),

tags: 'test',
public_account_id: 1

#



25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
 
# File 'app/models/eric_weixin/media_resource.rb', line 25

def self.save_pic_in_article options, file
  pic_in_article_path = '/uploads/wechat_pic/file_in_content/'
  unless Dir.exist?  Rails.root.join("public").to_s + pic_in_article_path
    BusinessException.raise "请创建目录#{ Rails.root.join("public").to_s + pic_in_article_path}"
  end
  EricWeixin::MediaResource.transaction do
    # pp options[:pic].methods
    resource = EricWeixin::MediaResource.new tags: options[:tags],
                                             category_name: 'pic_in_article',
                                             public_account_id: options[:public_account_id]
    resource.save!


    file_name = "#{EricTools.uuid}-#{file.original_filename}"
    origin_name_with_path = Rails.root.join("public#{pic_in_article_path}", file_name)
    File.open(origin_name_with_path, 'wb') do |f|
      f.write(file.read)
    end

    url = EricWeixin::MediaResource.upload_pic_in_article pic: File.new(origin_name_with_path),
                                                          public_account_id: options[:public_account_id]

    resource.wechat_link = url
    resource.local_link = "#{pic_in_article_path}#{file_name}"
    resource.save!

  end
end

.upload_media(options) ⇒ Object

上传永久性素材.

参数说明

  • media 图片文件。

  • type 素材类型：包含以下：image voice video thumb

  • public_account_id 公众账号id

调用示例

::EricWeixin::MediaResource.upload_media media: File.new(‘/Users/ericliu/Pictures/1.pic.jpg’),

public_account_id: 1,
type: 'image'



139
140
141
142
143
144
145
146
147
148
149
 
# File 'app/models/eric_weixin/media_resource.rb', line 139

def self.upload_media options
  BusinessException.raise '资源类型不正确，应该是image  voice  video  thumb 的其中一种' unless ["image", "voice", "video", "thumb"].include? options[:type]
  token = ::EricWeixin::AccessToken.get_valid_access_token public_account_id: options[:public_account_id]
  url = "https://api.weixin.qq.com/cgi-bin/material/add_material?access_token=#{token}"

  response = RestClient.post url, :media => options[:media], :type => options[:type]
  pp response
  response_json = JSON.parse(response)
  BusinessException.raise response_json["errmsg"] unless response_json["errmsg"].blank?
  response_json
end

.upload_pic_in_article(options) ⇒ Object

上传图文内图片.

参数说明

  • pic 图片文件。

  • public_account_id 公众账号id

调用示例

::EricWeixin::MediaResource.upload_pic_in_article pic: File.new(‘/Users/ericliu/Pictures/1.pic.jpg’),

public_account_id: 1



62
63
64
65
66
67
68
69
70
 
# File 'app/models/eric_weixin/media_resource.rb', line 62

def self.upload_pic_in_article options
  token = ::EricWeixin::AccessToken.get_valid_access_token public_account_id: options[:public_account_id]
  url = "https://api.weixin.qq.com/cgi-bin/media/uploadimg?access_token=#{token}"
  response = RestClient.post url, :media => options[:pic]
  response_json = JSON.parse(response)
  url = response_json["url"]
  BusinessException.raise response_json["errmsg"] if url.blank?
  url
end

Instance Method Details

#delete_self ⇒ Object 



166
167
168
169
170
 
# File 'app/models/eric_weixin/media_resource.rb', line 166

def delete_self
  BusinessException.raise '该资源有其他文章素材引用，不能删除。' unless self.media_articles.blank?
  self.delete_server_resource
  self.destroy!
end

#delete_server_resource ⇒ Object 



151
152
153
154
155
156
157
158
159
160
161
162
163
164
 
# File 'app/models/eric_weixin/media_resource.rb', line 151

def delete_server_resource
  EricWeixin::MediaResource.transaction do
    token = ::EricWeixin::AccessToken.get_valid_access_token public_account_id: self.
    url = "https://api.weixin.qq.com/cgi-bin/material/del_material?access_token=#{token}"

    response = RestClient.post url, { "media_id" => self.media_id }.to_json
    pp "****************** 删除该图文 ***********************"
    pp response
    response_json = JSON.parse(response)
    BusinessException.raise response_json["errmsg"] unless response_json["errcode"] == 0
    self.media_id = nil
    self.save!
  end
end