Description:
added language identification using file extension
git-svn-id: http://theory.cpe.ku.ac.th/grader/web/trunk@363 6386c4cd-e34a-4fa8-8920-d93eb39b512e
Commit status:
[Not Reviewed]
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Unresolved TODOs:
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Author
jittat
-
r166:7417e965c968 - - 4 files changed: 58 inserted, 8 deleted
| @@ -0,0 +1,23 | |||
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1 | + class AddCommonExtToLanguages < ActiveRecord::Migration | |
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2 | + def self.up | |
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3 | + # language.common_ext is a comma-separated list of common file | |
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4 | + # extensions. | |
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5 | + add_column :languages, :common_ext, :string | |
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6 | + | |
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7 | + # updating table information | |
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8 | + Language.reset_column_information | |
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9 | + common_ext = { | |
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10 | + 'c' => 'c', | |
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11 | + 'cpp' => 'cpp,cc', | |
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12 | + 'pas' => 'pas' | |
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13 | + } | |
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14 | + Language.find(:all).each do |lang| | |
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15 | + lang.common_ext = common_ext[lang.name] | |
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16 | + lang.save | |
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17 | + end | |
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18 | + end | |
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19 | + | |
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20 | + def self.down | |
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21 | + remove_column :languages, :common_ext | |
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22 | + end | |
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23 | + end | |
| @@ -1,2 +1,24 | |||
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1 | 1 | class Language < ActiveRecord::Base |
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2 | + | |
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3 | + @@languages_by_ext = {} | |
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4 | + | |
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5 | + def self.cache_ext_hash | |
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6 | + @@languages_by_ext = {} | |
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7 | + Language.find(:all).each do |language| | |
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8 | + language.common_ext.split(',').each do |ext| | |
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9 | + @@languages_by_ext[ext] = language | |
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10 | + end | |
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11 | + end | |
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12 | + end | |
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13 | + | |
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14 | + def self.find_by_extension(ext) | |
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15 | + if @@languages_by_ext.length == 0 | |
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16 | + Language.cache_ext_hash | |
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17 | + end | |
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18 | + if @@languages_by_ext.has_key? ext | |
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19 | + return @@languages_by_ext[ext] | |
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20 | + else | |
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21 | + return nil | |
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22 | + end | |
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23 | + end | |
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2 | 24 | end |
| @@ -81,14 +81,17 | |||
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81 | 81 | return nil |
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82 | 82 | end |
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83 | 83 | |
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84 | - def self.find_language_in_source(source) | |
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84 | + def self.find_language_in_source(source, source_filename="") | |
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85 | 85 | langopt = find_option_in_source(/^LANG:/,source) |
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86 | - if language = Language.find_by_name(langopt) | |
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87 | - return language | |
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88 |
- |
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89 | - return language | |
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86 | + if langopt | |
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87 | + return (Language.find_by_name(langopt) || | |
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88 | + Language.find_by_pretty_name(langopt)) | |
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90 | 89 | else |
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91 | - return nil | |
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90 | + if source_filename | |
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91 | + return Language.find_by_extension(source_filename.split('.').last) | |
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92 | + else | |
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93 | + return nil | |
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94 | + end | |
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92 | 95 | end |
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93 | 96 | end |
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94 | 97 | |
| @@ -114,7 +117,8 | |||
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114 | 117 | end |
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115 | 118 | |
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116 | 119 | def assign_language |
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117 |
- self.language = Submission.find_language_in_source(self.source |
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120 | + self.language = Submission.find_language_in_source(self.source, | |
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121 | + self.source_filename) | |
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118 | 122 | end |
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119 | 123 | |
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120 | 124 | # validation codes |
| @@ -9,7 +9,7 | |||
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9 | 9 | # |
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10 | 10 | # It's strongly recommended to check this file into your version control system. |
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11 | 11 | |
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12 |
- ActiveRecord::Schema.define(:version => 20090 |
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12 | + ActiveRecord::Schema.define(:version => 20090416235658) do | |
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13 | 13 | |
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14 | 14 | create_table "announcements", :force => true do |t| |
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15 | 15 | t.string "author" |
| @@ -59,6 +59,7 | |||
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59 | 59 | t.string "name", :limit => 10 |
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60 | 60 | t.string "pretty_name" |
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61 | 61 | t.string "ext", :limit => 10 |
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62 | + t.string "common_ext" | |
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62 | 63 | end |
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63 | 64 | |
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64 | 65 | create_table "messages", :force => true do |t| |
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