Commit inicial - WordPress Análisis de Precios Unitarios

- WordPress core y plugins
- Tema Twenty Twenty-Four configurado
- Plugin allow-unfiltered-html.php simplificado
- .gitignore configurado para excluir wp-config.php y uploads

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

wp-content/plugins/wp-ultimate-csv-importer/lib/NXP/Classes/Calculator.php

@@ -0,0 +1,85 @@
+<?php
+/**
+ * This file is part of the MathExecutor package
+ *
+ * (c) Alexander Kiryukhin
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code
+ */
+
+namespace NXP\Classes;
+
+use NXP\Exception\IncorrectExpressionException;
+use NXP\Exception\UnknownFunctionException;
+use NXP\Exception\UnknownOperatorException;
+use NXP\Exception\UnknownVariableException;
+
+/**
+ * @author Alexander Kiryukhin <a.kiryukhin@mail.ru>
+ */
+class Calculator
+{
+    /**
+     * @todo PHP8: Use constructor property promotion -> public function __construct(private array $functions, private array $operators)
+     *
+     * @param array<string, CustomFunction> $functions
+     * @param array<Operator> $operators
+     */
+    public function __construct(private array $functions, private array $operators)
+    {
+    }
+
+    /**
+     * Calculate array of tokens in reverse polish notation
+     *
+     * @param Token[]                     $tokens
+     * @param array<string, float|string> $variables
+     *
+     * @throws UnknownVariableException
+     * @throws IncorrectExpressionException
+     * @return int|float|string|null
+     */
+    public function calculate(array $tokens, array $variables, ?callable $onVarNotFound = null)
+    {
+        /** @var Token[] $stack */
+        $stack = [];
+
+        foreach ($tokens as $token) {
+            if (Token::Literal === $token->type || Token::String === $token->type) {
+                $stack[] = $token;
+            } elseif (Token::Variable === $token->type) {
+                $variable = $token->value;
+
+                $value = null;
+
+                if (\array_key_exists($variable, $variables)) {
+                    $value = $variables[$variable];
+                } elseif ($onVarNotFound) {
+                    $value = \call_user_func($onVarNotFound, $variable);
+                } else {
+                    throw new UnknownVariableException($variable);
+                }
+
+                $stack[] = new Token(Token::Literal, $value, $variable);
+            } elseif (Token::Function === $token->type) {
+                if (! \array_key_exists($token->value, $this->functions)) {
+                    throw new UnknownFunctionException($token->value);
+                }
+                $stack[] = $this->functions[$token->value]->execute($stack, $token->paramCount);
+            } elseif (Token::Operator === $token->type) {
+                if (! \array_key_exists($token->value, $this->operators)) {
+                    throw new UnknownOperatorException($token->value);
+                }
+                $stack[] = $this->operators[$token->value]->execute($stack);
+            }
+        }
+        $result = \array_pop($stack);
+
+        if (null === $result || ! empty($stack)) {
+            throw new IncorrectExpressionException('Stack must be empty');
+        }
+
+        return $result->value;
+    }
+}

wp-content/plugins/wp-ultimate-csv-importer/lib/NXP/Classes/CustomFunction.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace NXP\Classes;
+
+use NXP\Exception\IncorrectNumberOfFunctionParametersException;
+use ReflectionException;
+use ReflectionFunction;
+
+class CustomFunction
+{
+    /**
+     * @var callable $function
+     */
+    public $function;
+
+    private bool $isVariadic;
+
+    private int $totalParamCount;
+
+    private int $requiredParamCount;
+
+    /**
+     * CustomFunction constructor.
+     *
+     * @throws ReflectionException
+     */
+    public function __construct(public string $name, callable $function)
+    {
+        $this->function = $function;
+        $reflection = (new ReflectionFunction($function));
+        $this->isVariadic = $reflection->isVariadic();
+        $this->totalParamCount = $reflection->getNumberOfParameters();
+        $this->requiredParamCount = $reflection->getNumberOfRequiredParameters();
+
+    }
+
+    /**
+     * @param array<Token> $stack
+     *
+     * @throws IncorrectNumberOfFunctionParametersException
+     */
+    public function execute(array &$stack, int $paramCountInStack) : Token
+    {
+        if ($paramCountInStack < $this->requiredParamCount) {
+            throw new IncorrectNumberOfFunctionParametersException($this->name);
+        }
+
+        if ($paramCountInStack > $this->totalParamCount && ! $this->isVariadic) {
+            throw new IncorrectNumberOfFunctionParametersException($this->name);
+        }
+        $args = [];
+
+        if ($paramCountInStack > 0) {
+            for ($i = 0; $i < $paramCountInStack; $i++) {
+                \array_unshift($args, \array_pop($stack)->value);
+            }
+        }
+
+        $result = \call_user_func_array($this->function, $args);
+
+        return new Token(Token::Literal, $result);
+    }
+}

wp-content/plugins/wp-ultimate-csv-importer/lib/NXP/Classes/Operator.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace NXP\Classes;
+
+use NXP\Exception\IncorrectExpressionException;
+use ReflectionFunction;
+
+class Operator
+{
+    /**
+     * @var callable(\SplStack)
+     */
+    public $function;
+
+    public int $places = 0;
+
+    /**
+     * Operator constructor.
+     */
+    public function __construct(public string $operator, public bool $isRightAssoc, public int $priority, callable $function)
+    {
+        $this->function = $function;
+        $reflection = new ReflectionFunction($function);
+        $this->places = $reflection->getNumberOfParameters();
+    }
+
+    /**
+     * @param array<Token> $stack
+     *
+     * @throws IncorrectExpressionException
+     */
+    public function execute(array &$stack) : Token
+    {
+        if (\count($stack) < $this->places) {
+            throw new IncorrectExpressionException();
+        }
+        $args = [];
+
+        for ($i = 0; $i < $this->places; $i++) {
+            \array_unshift($args, \array_pop($stack)->value);
+        }
+
+        $result = \call_user_func_array($this->function, $args);
+
+        return new Token(Token::Literal, $result);
+    }
+}

wp-content/plugins/wp-ultimate-csv-importer/lib/NXP/Classes/Token.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace NXP\Classes;
+
+class Token
+{
+    public const Literal = 'literal';
+
+    public const Variable = 'variable';
+
+    public const Operator = 'operator';
+
+    public const LeftParenthesis = 'LP';
+
+    public const RightParenthesis = 'RP';
+
+    public const Function = 'function';
+
+    public const ParamSeparator = 'separator';
+
+    public const String = 'string';
+
+    public const Space = 'space';
+
+    public ?int $paramCount = null;//to store function parameter count in stack
+
+    /**
+     * Token constructor.
+     *
+     */
+    public function __construct(public string $type, public mixed $value, public ?string $name = null)
+    {
+    }
+}

wp-content/plugins/wp-ultimate-csv-importer/lib/NXP/Classes/Tokenizer.php

@@ -0,0 +1,411 @@
+<?php
+/**
+ * This file is part of the MathExecutor package
+ *
+ * (c) Alexander Kiryukhin
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code
+ */
+
+namespace NXP\Classes;
+
+use NXP\Exception\IncorrectBracketsException;
+use NXP\Exception\UnknownOperatorException;
+use RuntimeException;
+use SplStack;
+
+/**
+ * @author Alexander Kiryukhin <a.kiryukhin@mail.ru>
+ */
+class Tokenizer
+{
+    /** @var array<Token> */
+    public array $tokens = [];
+
+    private string $numberBuffer = '';
+
+    private string $stringBuffer = '';
+
+    private bool $allowNegative = true;
+
+    private bool $inSingleQuotedString = false;
+
+    private bool $inDoubleQuotedString = false;
+
+    /**
+     * Tokenizer constructor.
+     * @param Operator[] $operators
+     */
+    public function __construct(private string $input, private array $operators)
+    {
+    }
+
+    public function tokenize() : self
+    {
+        $isLastCharEscape = false;
+
+        foreach (\str_split($this->input) as $ch) {
+            switch (true) {
+                case $this->inSingleQuotedString:
+                    if ('\\' === $ch) {
+                        if ($isLastCharEscape) {
+                            $this->stringBuffer .= '\\';
+                            $isLastCharEscape = false;
+                        } else {
+                            $isLastCharEscape = true;
+                        }
+
+                        continue 2;
+                    } elseif ("'" === $ch) {
+                        if ($isLastCharEscape) {
+                            $this->stringBuffer .= "'";
+                            $isLastCharEscape = false;
+                        } else {
+                            $this->tokens[] = new Token(Token::String, $this->stringBuffer);
+                            $this->inSingleQuotedString = false;
+                            $this->stringBuffer = '';
+                        }
+
+                        continue 2;
+                    }
+
+                    if ($isLastCharEscape) {
+                        $this->stringBuffer .= '\\';
+                        $isLastCharEscape = false;
+                    }
+                    $this->stringBuffer .= $ch;
+
+                    continue 2;
+
+                case $this->inDoubleQuotedString:
+                    if ('\\' === $ch) {
+                        if ($isLastCharEscape) {
+                            $this->stringBuffer .= '\\';
+                            $isLastCharEscape = false;
+                        } else {
+                            $isLastCharEscape = true;
+                        }
+
+                        continue 2;
+                    } elseif ('"' === $ch) {
+                        if ($isLastCharEscape) {
+                            $this->stringBuffer .= '"';
+                            $isLastCharEscape = false;
+                        } else {
+                            $this->tokens[] = new Token(Token::String, $this->stringBuffer);
+                            $this->inDoubleQuotedString = false;
+                            $this->stringBuffer = '';
+                        }
+
+                        continue 2;
+                    }
+
+                    if ($isLastCharEscape) {
+                        $this->stringBuffer .= '\\';
+                        $isLastCharEscape = false;
+                    }
+                    $this->stringBuffer .= $ch;
+
+                    continue 2;
+
+                case '[' === $ch:
+                    $this->tokens[] = new Token(Token::Function, 'array');
+                    $this->allowNegative = true;
+                    $this->tokens[] = new Token(Token::LeftParenthesis, '');
+
+                    continue 2;
+
+                case ' ' == $ch || "\n" == $ch || "\r" == $ch || "\t" == $ch:
+                    $this->emptyNumberBufferAsLiteral();
+                    $this->emptyStrBufferAsVariable();
+                    $this->tokens[] = new Token(Token::Space, '');
+
+                    continue 2;
+
+                case $this->isNumber($ch):
+                    if ('' != $this->stringBuffer) {
+                        $this->stringBuffer .= $ch;
+
+                        continue 2;
+                    }
+                    $this->numberBuffer .= $ch;
+                    $this->allowNegative = false;
+
+                    break;
+
+                /** @noinspection PhpMissingBreakStatementInspection */
+                case 'e' === \strtolower($ch):
+                    if (\strlen($this->numberBuffer) && \str_contains($this->numberBuffer, '.')) {
+                        $this->numberBuffer .= 'e';
+                        $this->allowNegative = false;
+
+                        break;
+                    }
+
+                // no break
+                // Intentionally fall through
+                case $this->isAlpha($ch):
+                    if (\strlen($this->numberBuffer)) {
+                        $this->emptyNumberBufferAsLiteral();
+                        $this->tokens[] = new Token(Token::Operator, '*');
+                    }
+                    $this->allowNegative = false;
+                    $this->stringBuffer .= $ch;
+
+                    break;
+
+                case '"' == $ch:
+                    $this->inDoubleQuotedString = true;
+
+                    continue 2;
+
+                case "'" == $ch:
+                    $this->inSingleQuotedString = true;
+
+                    continue 2;
+
+                case $this->isDot($ch):
+                    $this->numberBuffer .= $ch;
+                    $this->allowNegative = false;
+
+                    break;
+
+                case $this->isLP($ch):
+                    if ('' != $this->stringBuffer) {
+                        $this->tokens[] = new Token(Token::Function, $this->stringBuffer);
+                        $this->stringBuffer = '';
+                    } elseif (\strlen($this->numberBuffer)) {
+                        $this->emptyNumberBufferAsLiteral();
+                        $this->tokens[] = new Token(Token::Operator, '*');
+                    }
+                    $this->allowNegative = true;
+                    $this->tokens[] = new Token(Token::LeftParenthesis, '');
+
+                    break;
+
+                case $this->isRP($ch) || ']' === $ch :
+                    $this->emptyNumberBufferAsLiteral();
+                    $this->emptyStrBufferAsVariable();
+                    $this->allowNegative = false;
+                    $this->tokens[] = new Token(Token::RightParenthesis, '');
+
+                    break;
+
+                case $this->isComma($ch):
+                    $this->emptyNumberBufferAsLiteral();
+                    $this->emptyStrBufferAsVariable();
+                    $this->allowNegative = true;
+                    $this->tokens[] = new Token(Token::ParamSeparator, '');
+
+                    break;
+
+                default:
+                    // special case for unary operations
+                    if ('-' == $ch || '+' == $ch) {
+                        if ($this->allowNegative) {
+                            $this->allowNegative = false;
+                            $this->tokens[] = new Token(Token::Operator, '-' == $ch ? 'uNeg' : 'uPos');
+
+                            continue 2;
+                        }
+
+                        // could be in exponent, in which case negative should be added to the numberBuffer
+                        if ($this->numberBuffer && 'e' == $this->numberBuffer[\strlen($this->numberBuffer) - 1]) {
+                            $this->numberBuffer .= $ch;
+
+                            continue 2;
+                        }
+                    }
+                    $this->emptyNumberBufferAsLiteral();
+                    $this->emptyStrBufferAsVariable();
+
+                    if ('$' != $ch) {
+                        if (\count($this->tokens) > 0) {
+                            if (Token::Operator === $this->tokens[\count($this->tokens) - 1]->type) {
+                                $this->tokens[\count($this->tokens) - 1]->value .= $ch;
+                            } else {
+                                $this->tokens[] = new Token(Token::Operator, $ch);
+                            }
+                        } else {
+                            $this->tokens[] = new Token(Token::Operator, $ch);
+                        }
+                    }
+                    $this->allowNegative = true;
+            }
+        }
+        $this->emptyNumberBufferAsLiteral();
+        $this->emptyStrBufferAsVariable();
+
+        return $this;
+    }
+
+    /**
+     * @throws IncorrectBracketsException
+     * @throws UnknownOperatorException
+     * @return Token[] Array of tokens in revers polish notation
+     */
+    public function buildReversePolishNotation() : array
+    {
+        $tokens = [];
+        /** @var SplStack<Token> $stack */
+        $stack = new SplStack();
+        /**
+         * @var SplStack<int> $paramCounter
+         */
+        $paramCounter = new SplStack();
+
+        foreach ($this->tokens as $token) {
+            switch ($token->type) {
+                case Token::Literal:
+                case Token::Variable:
+                case Token::String:
+                    $tokens[] = $token;
+
+                    if ($paramCounter->count() > 0 && 0 === $paramCounter->top()) {
+                        $paramCounter->push($paramCounter->pop() + 1);
+                    }
+
+                    break;
+
+                case Token::Function:
+                    if ($paramCounter->count() > 0 && 0 === $paramCounter->top()) {
+                        $paramCounter->push($paramCounter->pop() + 1);
+                    }
+                    $stack->push($token);
+                    $paramCounter->push(0);
+
+                    break;
+
+                case Token::LeftParenthesis:
+                    $stack->push($token);
+
+                    break;
+
+                case Token::ParamSeparator:
+                    while (Token::LeftParenthesis !== $stack->top()->type) {
+                        if (0 === $stack->count()) {
+                            throw new IncorrectBracketsException();
+                        }
+                        $tokens[] = $stack->pop();
+                    }
+                    $paramCounter->push($paramCounter->pop() + 1);
+
+                    break;
+
+                case Token::Operator:
+                    if (! \array_key_exists($token->value, $this->operators)) {
+                        throw new UnknownOperatorException($token->value);
+                    }
+                    $op1 = $this->operators[$token->value];
+
+                    while ($stack->count() > 0 && Token::Operator === $stack->top()->type) {
+                        if (! \array_key_exists($stack->top()->value, $this->operators)) {
+                            throw new UnknownOperatorException($stack->top()->value);
+                        }
+                        $op2 = $this->operators[$stack->top()->value];
+
+                        if ($op2->priority >= $op1->priority) {
+                            $tokens[] = $stack->pop();
+
+                            continue;
+                        }
+
+                        break;
+                    }
+                    $stack->push($token);
+
+                    break;
+
+                case Token::RightParenthesis:
+                    while (true) {
+                        try {
+                            $ctoken = $stack->pop();
+
+                            if (Token::LeftParenthesis === $ctoken->type) {
+                                break;
+                            }
+                            $tokens[] = $ctoken;
+                        } catch (RuntimeException) {
+                            throw new IncorrectBracketsException();
+                        }
+                    }
+
+                    if ($stack->count() > 0 && Token::Function == $stack->top()->type) {
+                        /**
+                         * @var Token $f
+                         */
+                        $f = $stack->pop();
+                        $f->paramCount = $paramCounter->pop();
+                        $tokens[] = $f;
+                    }
+
+                    break;
+
+                case Token::Space:
+                    //do nothing
+            }
+        }
+
+        while (0 !== $stack->count()) {
+            if (Token::LeftParenthesis === $stack->top()->type || Token::RightParenthesis === $stack->top()->type) {
+                throw new IncorrectBracketsException();
+            }
+
+            if (Token::Space === $stack->top()->type) {
+                $stack->pop();
+
+                continue;
+            }
+            $tokens[] = $stack->pop();
+        }
+
+        return $tokens;
+    }
+
+    private function isNumber(string $ch) : bool
+    {
+        return $ch >= '0' && $ch <= '9';
+    }
+
+    private function isAlpha(string $ch) : bool
+    {
+        return $ch >= 'a' && $ch <= 'z' || $ch >= 'A' && $ch <= 'Z' || '_' == $ch;
+    }
+
+    private function emptyNumberBufferAsLiteral() : void
+    {
+        if (\strlen($this->numberBuffer)) {
+            $this->tokens[] = new Token(Token::Literal, $this->numberBuffer);
+            $this->numberBuffer = '';
+        }
+    }
+
+    private function isDot(string $ch) : bool
+    {
+        return '.' == $ch;
+    }
+
+    private function isLP(string $ch) : bool
+    {
+        return '(' == $ch;
+    }
+
+    private function isRP(string $ch) : bool
+    {
+        return ')' == $ch;
+    }
+
+    private function emptyStrBufferAsVariable() : void
+    {
+        if ('' != $this->stringBuffer) {
+            $this->tokens[] = new Token(Token::Variable, $this->stringBuffer);
+            $this->stringBuffer = '';
+        }
+    }
+
+    private function isComma(string $ch) : bool
+    {
+        return ',' == $ch;
+    }
+}