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doc: move get_file download_file to own section
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Kay Marquardt (Gnadelwartz)
parent
b91e96dce1
commit
5294d00ae3
@ -534,6 +534,85 @@ edit_html_message "${CHAT[ID]}" "${saved-id}" "this is <b>html</b> text"
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*usage:* edit_message_caption "CHAT[ID]" "MESSAGE-ID" "caption"
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----
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### Get files from Telegram
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##### download_file
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`download_file` download a file to DATADIR and returns the PATH to the file, main use is to download files send to chats.
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I tried to be as compatible as possible with old function `download`.
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*usage:* download_file path_to_ile prosed_filename
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*alias*: download
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*Note:* You must use `download_file` to download `URLS[...]` or `SERVICE[NEWPHOTO]` URLs from Telegram server.
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*example:*
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```bash
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########
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# download from Telegram server
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# photo received in a chat
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photo="${URLS[PHOTO]}")"
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echo "$photo" -> photo/file_1234.jpg
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# first download
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file="$(download_file "${photo}"
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echo "$file" -> ./data-bot-bash/photo-file_1234.jpg
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# second download
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file="$(download_file "${photo}"
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echo "$file" -> ./data-bot-bash/jkdfhi-photo-file_1234.jpg
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ls data-bot-bash/*.jpg
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photo-file_1234.jpg jkdfhi-photo-file_1234.jpg
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########
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# download from other sources (full URL)
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file="$(download "https://avatars.githubusercontent.com/u/13046303")"
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echo "$file" -> ./data-bot-bash/download-askjgftGJGdh1Z
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file="$(download "https://avatars.githubusercontent.com/u/13046303" "avatar.jpg")"
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echo "$file" -> ./data-bot-bash/avatar.jpg
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file="$(download "https://avatars.githubusercontent.com/u/13046303" "avatar.jpg")"
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echo "$file" -> ./data-bot-bash/jhsdf-avatar.jpg
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ls data-bot-bash/
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avatar.jpg jhsdf-avatar.jpg download-askjgftGJGdh1Z
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#######
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# manually download files to current directory (not recommended)
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getJson "${FILEURL}/${photo}" >"downloaded_photo.jpg"
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getJson "https://avatars.githubusercontent.com/u/13046303" >"avatar.jpg"
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ls -F
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JSON.sh/ bin/ modules/ data-bot-bash/
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avatar.jpg bashbot.sh* botconfig.jssh commands.sh count.jssh downloaded_photo.jpg mycommands.sh ...
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```
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##### get_file
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`get_file` get the `path` to a file on Telegram server by it's `file_id`. File `path` is only valid for use with your bot token.
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*usage:* url="$(get_file "file_id")"
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*example*:
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```bash
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# download file by file_id
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file_id="kjhdsfhkj-kjshfbsdbfkjhsdkfjn"
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path="$(get_file "${file_id}")"
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file="$(download_file "${path}")"
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# one line
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file="$(download_file "$(get_file "${file_id}")")"
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```
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---
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### Manage Group
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@ -1397,62 +1476,6 @@ Do not use them in other files e.g. `bashbot.sh`, modules, addons etc.
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### Helper functions
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##### download_file
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`download_file` download a file to DATADIR and returns the PATH to the file, main use is to download files send to chats.
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I tried to be as compatible as possible with old function `download`.
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*usage:* download_file path_to_ile prosed_filename
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*alias*: download
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*Note:* You must use `download_file` to download `URLS[...]` or `SERVICE[NEWPHOTO]` URLs from Telegram server.
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*example:*
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```bash
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########
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# download from Telegram server
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# photo received in a chat
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photo="${URLS[PHOTO]}")"
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echo "$photo" -> photo/file_1234.jpg
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# first download
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file="$(download_file "${photo}"
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echo "$file" -> ./data-bot-bash/photo-file_1234.jpg
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# second download
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file="$(download_file "${photo}"
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echo "$file" -> ./data-bot-bash/jkdfhi-photo-file_1234.jpg
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ls data-bot-bash/*.jpg
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photo-file_1234.jpg jkdfhi-photo-file_1234.jpg
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########
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# download from other sources (full URL)
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file="$(download "https://avatars.githubusercontent.com/u/13046303")"
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echo "$file" -> ./data-bot-bash/download-askjgftGJGdh1Z
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file="$(download "https://avatars.githubusercontent.com/u/13046303" "avatar.jpg")"
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echo "$file" -> ./data-bot-bash/avatar.jpg
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file="$(download "https://avatars.githubusercontent.com/u/13046303" "avatar.jpg")"
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echo "$file" -> ./data-bot-bash/jhsdf-avatar.jpg
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ls data-bot-bash/
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avatar.jpg jhsdf-avatar.jpg download-askjgftGJGdh1Z
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#######
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# manually download files to current directory (not recommended)
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getJson "${FILEURL}/${photo}" >"downloaded_photo.jpg"
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getJson "https://avatars.githubusercontent.com/u/13046303" >"avatar.jpg"
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ls -F
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JSON.sh/ bin/ modules/ data-bot-bash/
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avatar.jpg bashbot.sh* botconfig.jssh commands.sh count.jssh downloaded_photo.jpg mycommands.sh ...
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```
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##### _exec_if_function
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Returns true, even if the given function does not exist. Return false if function exist but returns false.
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@ -1496,9 +1519,6 @@ _is_function "background" && _message "you can run background jobs!"
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### Bashbot internal functions
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These functions are for internal use only and must not used in your bot commands.
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##### get_file
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*usage:* url="$(get_file "CHAT[ID]" "message")"
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##### procname
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Returns PrefixBotname_Postfix
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@ -1555,16 +1575,6 @@ Outputs decoded string to STDOUT
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*usage:* JsonDecode "string"
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##### JsonGetString
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Reads JSON from STDIN and Outputs found String to STDOUT
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*usage:* JsonGetString `"path","to","string"`
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##### JsonGetValue
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Reads JSON from STDIN and Outputs found Value to STDOUT
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*usage:* JsonGetValue `"path","to","value"`
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##### Json2Array
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Read JSON.sh style data from STDIN and assign to given ARRAY
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@ -1617,5 +1627,5 @@ The name of your bot is available as bash variable "$ME", there is no need to ca
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#### [Prev Best Practice](5_practice.md)
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#### [Next Notes for Developers](7_develop.md)
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#### $$VERSION$$ v1.41-dev-7-g5212df4
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#### $$VERSION$$ v1.41-dev-8-gb91e96d
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