Ashkan PK kan-o-ash
kan-o-ash
/ imagemagick.config
Last active
May 13, 2016 18:27
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| files: | |
| "/etc/ImageMagick/policy.xml": | |
| mode: "000777" | |
| owner: ec2-user | |
| group: ec2-user | |
| content: | | |
| <?xml version="1.0" encoding="UTF-8"?> | |
| <!DOCTYPE policymap [ | |
| <!ELEMENT policymap (policy)+> | |
| <!ELEMENT policy (#PCDATA)> |
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| <policymap> | |
| <policy domain="coder" rights="none" pattern="EPHEMERAL" /> | |
| <policy domain="coder" rights="none" pattern="HTTPS" /> | |
| <policy domain="coder" rights="none" pattern="MSL" /> | |
| <policy domain="coder" rights="none" pattern="MVG" /> | |
| <policy domain="coder" rights="none" pattern="PLT" /> | |
| <policy domain="coder" rights="none" pattern="SHOW" /> | |
| <policy domain="coder" rights="none" pattern="TEXT" /> | |
| <policy domain="coder" rights="none" pattern="URL" /> | |
| <policy domain="coder" rights="none" pattern="WIN" /> |
kan-o-ash
/ testing_magic_bytes.rb
Last active
May 30, 2016 10:49
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| VALID_IMAGE_SIGNATURES = [ | |
| "\x89PNG\r\n\x1A\n".force_encoding(Encoding::ASCII_8BIT), # PNG | |
| "GIF87a".force_encoding(Encoding::ASCII_8BIT), # GIF87 | |
| "GIF89a".force_encoding(Encoding::ASCII_8BIT), # GIF89 | |
| "\xFF\xD8".force_encoding(Encoding::ASCII_8BIT) # JPEG | |
| ].freeze | |
| def file_is_image(temporary_file_path) | |
| return false unless temporary_file_path |