40 lines
1.2 KiB
Rust
40 lines
1.2 KiB
Rust
use regex::Regex;
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use crate::errors::ValidationError;
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const EMOJI_NAME_RE: &str = r"^[a-zA-Z0-9._-]+$";
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const EMOJI_NAME_SIZE_MAX: usize = 100; // database column limit
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pub const EMOJI_MAX_SIZE: usize = 500 * 1000; // 500 kB
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pub const EMOJI_LOCAL_MAX_SIZE: usize = 50 * 1000; // 50 kB
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pub const EMOJI_MEDIA_TYPES: [&str; 4] = ["image/apng", "image/gif", "image/png", "image/webp"];
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pub fn validate_emoji_name(emoji_name: &str) -> Result<(), ValidationError> {
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let name_re = Regex::new(EMOJI_NAME_RE).unwrap();
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if !name_re.is_match(emoji_name) {
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return Err(ValidationError("invalid emoji name"));
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};
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if emoji_name.len() > EMOJI_NAME_SIZE_MAX {
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return Err(ValidationError("emoji name is too long"));
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};
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Ok(())
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_validate_emoji_name() {
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let valid_name = "emoji_name";
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let result = validate_emoji_name(valid_name);
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assert!(result.is_ok());
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let valid_name = "01-emoji-name";
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let result = validate_emoji_name(valid_name);
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assert!(result.is_ok());
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let invalid_name = "emoji\"<script>";
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let result = validate_emoji_name(invalid_name);
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assert!(result.is_err());
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}
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}
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